Changeset 870


Ignore:
Timestamp:
Mar 21, 2013 11:13:48 AM (9 years ago)
Author:
vondreele
Message:

fix plot

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/help/Charge Flipping - sucrose.htm

    r868 r870  
    2424  <o:Author>Von Dreele</o:Author>
    2525  <o:LastAuthor>Von Dreele</o:LastAuthor>
    26   <o:Revision>12</o:Revision>
    27   <o:TotalTime>1341</o:TotalTime>
     26  <o:Revision>13</o:Revision>
     27  <o:TotalTime>1342</o:TotalTime>
    2828  <o:Created>2013-03-15T18:32:00Z</o:Created>
    29   <o:LastSaved>2013-03-20T21:43:00Z</o:LastSaved>
    30   <o:Pages>2</o:Pages>
     29  <o:LastSaved>2013-03-21T16:12:00Z</o:LastSaved>
     30  <o:Pages>17</o:Pages>
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    15371539
    15381540<h2>Step 4 Obtain solution from charge flip result</h2>
     
    15441546class=SpellE><b style='mso-bidi-font-weight:normal'><span style='font-family:
    15451547"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
    1546 minor-latin'>dzero</span></b></span> column gives the distance of each peak
    1547 from the origin. The menu items under Map peaks give you several tools to aid
    1548 in the peak selection process; we will just use a couple in this example. I
    1549 have chosen to proceed by sorting the atoms by <b style='mso-bidi-font-weight:
    1550 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
    1551 minor-latin;mso-hansi-theme-font:minor-latin'>z</span></b>, selecting all and
    1552 then finding the unique ones. </p>
     1548minor-latin'>dzero</span></b></span> column gives the distance of each peak from
     1549the origin. The menu items under Map peaks give you several tools to aid in the
     1550peak selection process; we will just use a couple in this example. I have
     1551chosen to proceed by sorting the atoms by <b style='mso-bidi-font-weight:normal'><span
     1552style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
     1553mso-hansi-theme-font:minor-latin'>z</span></b>, selecting all and then finding
     1554the unique ones. </p>
    15531555
    15541556<p class=MsoListParagraph style='margin-left:.75in;text-indent:-.25in;
     
    15711573</span></span></span><![endif]>Do <b style='mso-bidi-font-weight:normal'><span
    15721574style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
    1573 mso-hansi-theme-font:minor-latin'>Map peaks/Unique peaks</span></b>. That
    1574 should select (grey) 23 out of 46 peak positions in the table and all should be
    1575 near the top of the list. Given the formula for sucrose is C<sub>12</sub>H<sub>22</sub>O<sub>11</sub>
     1575mso-hansi-theme-font:minor-latin'>Map peaks/Unique peaks</span></b>. That should
     1576select (grey) 23 out of 46 peak positions in the table and all should be near
     1577the top of the list. Given the formula for sucrose is C<sub>12</sub>H<sub>22</sub>O<sub>11</sub>
    15761578that would be all the C &amp; O atoms! They will be colored green in the plot.
    15771579If more are selected then check the map offset – it may need a slight
     
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     1583 id="Picture_x0020_13" o:spid="_x0000_i1052" type="#_x0000_t75" style='width:337.5pt;
     1584 height:411.75pt;visibility:visible;mso-wrap-style:square'>
    15831585 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image016.png" o:title=""/>
    15841586</v:shape><![endif]--><![if !vml]><img border=0 width=450 height=549
    1585 src="Charge%20Flipping%20-%20sucrose_files/image016.png" v:shapes="_x0000_i1052"><![endif]></span></p>
     1587src="Charge%20Flipping%20-%20sucrose_files/image016.png" v:shapes="Picture_x0020_13"><![endif]></span></p>
    15861588
    15871589<p class=MsoNormal>The drawing shows the selected atoms in green.</p>
    15881590
    15891591<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1590  id="_x0000_i1051" type="#_x0000_t75" style='width:7in;height:429pt;
    1591  visibility:visible;mso-wrap-style:square'>
     1592 id="Picture_x0020_14" o:spid="_x0000_i1051" type="#_x0000_t75" style='width:7in;
     1593 height:429pt;visibility:visible;mso-wrap-style:square'>
    15921594 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image017.png" o:title=""
    15931595  croptop="610f" cropbottom="27878f" cropleft="37728f" cropright="12806f"/>
    15941596</v:shape><![endif]--><![if !vml]><img border=0 width=672 height=572
    1595 src="Charge%20Flipping%20-%20sucrose_files/image018.jpg" v:shapes="_x0000_i1051"><![endif]></span></p>
     1597src="Charge%20Flipping%20-%20sucrose_files/image018.jpg" v:shapes="Picture_x0020_14"><![endif]></span></p>
    15961598
    15971599<p class=MsoNormal>Notice that in my case one atom is in a neighboring
     
    16141616
    16151617<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1616  id="_x0000_i1050" type="#_x0000_t75" style='width:7in;height:433.5pt;
    1617  visibility:visible;mso-wrap-style:square'>
     1618 id="Picture_x0020_15" o:spid="_x0000_i1050" type="#_x0000_t75" style='width:7in;
     1619 height:433.5pt;visibility:visible;mso-wrap-style:square'>
    16181620 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image019.png" o:title=""
    16191621  croptop="735f" cropbottom="27738f" cropleft="37833f" cropright="12817f"/>
    16201622</v:shape><![endif]--><![if !vml]><img border=0 width=672 height=578
    1621 src="Charge%20Flipping%20-%20sucrose_files/image020.jpg" v:shapes="_x0000_i1050"><![endif]></span></p>
     1623src="Charge%20Flipping%20-%20sucrose_files/image020.jpg" v:shapes="Picture_x0020_15"><![endif]></span></p>
    16221624
    16231625<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
     
    16441646
    16451647<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1646  id="_x0000_i1048" type="#_x0000_t75" style='width:525pt;height:417pt;
    1647  visibility:visible;mso-wrap-style:square'>
     1648 id="Picture_x0020_17" o:spid="_x0000_i1048" type="#_x0000_t75" style='width:525pt;
     1649 height:417pt;visibility:visible;mso-wrap-style:square'>
    16481650 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image022.png" o:title=""/>
    16491651</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=556
    1650 src="Charge%20Flipping%20-%20sucrose_files/image022.png" v:shapes="_x0000_i1048"><![endif]></span></p>
    1651 
    1652 <p class=MsoNormal>Notice that in this case the atom list is neatly sorted out
    1653 into two groups with a clear gap between M79 and M64. The higher ones are
    1654 likely to be the 11 O-atoms and the rest are the 12 C-atoms. There may be a bit
    1655 of ambiguity in the middle, but just assign the top 11 as O and the rest as C
    1656 and see what happens. You can do this by selecting a block of atoms, go to <b
     1652src="Charge%20Flipping%20-%20sucrose_files/image022.png" v:shapes="Picture_x0020_17"><![endif]></span></p>
     1653
     1654<p class=MsoNormal>Notice that in this case the atom list is neatly sorted out into
     1655two groups with a clear gap between M79 and M64. The higher ones are likely to
     1656be the 11 O-atoms and the rest are the 12 C-atoms. There may be a bit of
     1657ambiguity in the middle, but just assign the top 11 as O and the rest as C and
     1658see what happens. You can do this by selecting a block of atoms, go to <b
    16571659style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    16581660mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Edit/Modify
     
    16641666
    16651667<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1666  id="_x0000_i1047" type="#_x0000_t75" style='width:7in;height:405.75pt;
    1667  visibility:visible;mso-wrap-style:square'>
     1668 id="Picture_x0020_18" o:spid="_x0000_i1047" type="#_x0000_t75" style='width:7in;
     1669 height:405.75pt;visibility:visible;mso-wrap-style:square'>
    16681670 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image023.png" o:title=""
    16691671  croptop="4281f" cropbottom="26429f" cropleft="44874f" cropright="5786f"/>
    16701672</v:shape><![endif]--><![if !vml]><img border=0 width=672 height=541
    1671 src="Charge%20Flipping%20-%20sucrose_files/image024.jpg" v:shapes="_x0000_i1047"><![endif]></span></p>
     1673src="Charge%20Flipping%20-%20sucrose_files/image024.jpg" v:shapes="Picture_x0020_18"><![endif]></span></p>
    16721674
    16731675<p class=MsoNormal>The original charge flipping solution is still visible and
     
    16801682
    16811683<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1682  id="_x0000_i1046" type="#_x0000_t75" style='width:450pt;height:415.5pt;
    1683  visibility:visible;mso-wrap-style:square'>
     1684 id="Picture_x0020_19" o:spid="_x0000_i1046" type="#_x0000_t75" style='width:450pt;
     1685 height:415.5pt;visibility:visible;mso-wrap-style:square'>
    16841686 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image025.png" o:title=""/>
    16851687</v:shape><![endif]--><![if !vml]><img border=0 width=600 height=554
    1686 src="Charge%20Flipping%20-%20sucrose_files/image025.png" v:shapes="_x0000_i1046"><![endif]></span></p>
     1688src="Charge%20Flipping%20-%20sucrose_files/image025.png" v:shapes="Picture_x0020_19"><![endif]></span></p>
    16871689
    16881690<p class=MsoNormal>Interestingly the atoms identified exactly matched with the
     
    17031705mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>General</span></b>
    17041706tab). The atom positions I obtained have two atoms (O3 &amp; O4) not connected
    1705 to the sucrose molecule because they belong to neighboring molecules. We need
    1706 to discover the equivalent ones that belong to this molecule. Follow the steps:</p>
     1707to the sucrose molecule because they belong to neighboring molecules. We need to
     1708discover the equivalent ones that belong to this molecule. Follow the steps:</p>
    17071709
    17081710<p class=MsoListParagraph style='margin-left:.75in;text-indent:-.25in;
     
    17291731</span></span></span><![endif]>Select all the atoms in the <b style='mso-bidi-font-weight:
    17301732normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
    1731 minor-latin;mso-hansi-theme-font:minor-latin'>Draw Atoms</span></b> table by a double
    1732 click on upper left corner box of the table.</p>
     1733minor-latin;mso-hansi-theme-font:minor-latin'>Draw Atoms</span></b> table by a
     1734double click on upper left corner box of the table.</p>
    17331735
    17341736<p class=MsoListParagraph style='margin-left:.75in;text-indent:-.25in;
     
    18101812
    18111813<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1812  id="_x0000_i1045" type="#_x0000_t75" style='width:7in;height:6in;visibility:visible;
    1813  mso-wrap-style:square'>
     1814 id="Picture_x0020_20" o:spid="_x0000_i1045" type="#_x0000_t75" style='width:7in;
     1815 height:6in;visibility:visible;mso-wrap-style:square'>
    18141816 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image026.png" o:title=""
    18151817  cropbottom="28348f" cropleft="41090f" cropright="9483f"/>
    18161818</v:shape><![endif]--><![if !vml]><img border=0 width=672 height=576
    1817 src="Charge%20Flipping%20-%20sucrose_files/image027.jpg" v:shapes="_x0000_i1045"><![endif]></span></p>
     1819src="Charge%20Flipping%20-%20sucrose_files/image027.jpg" v:shapes="Picture_x0020_20"><![endif]></span></p>
    18181820
    18191821<p class=MsoNormal>Save the project file; the next step is to <span
    1820 class=GramE>do <span style='mso-spacerun:yes'> </span>the</span> Rietveld
     1822class=GramE>do<span style='mso-spacerun:yes'>  </span>the</span> Rietveld
    18211823refinement on the completed structure.</p>
    18221824
     
    18761878
    18771879<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1878  id="_x0000_i1044" type="#_x0000_t75" style='width:502.5pt;height:430.5pt;
    1879  visibility:visible;mso-wrap-style:square'>
     1880 id="Picture_x0020_21" o:spid="_x0000_i1044" type="#_x0000_t75" style='width:502.5pt;
     1881 height:430.5pt;visibility:visible;mso-wrap-style:square'>
    18801882 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image028.png" o:title=""/>
    18811883</v:shape><![endif]--><![if !vml]><img border=0 width=670 height=574
    1882 src="Charge%20Flipping%20-%20sucrose_files/image028.png" v:shapes="_x0000_i1044"><![endif]></span></p>
     1884src="Charge%20Flipping%20-%20sucrose_files/image028.png" v:shapes="Picture_x0020_21"><![endif]></span></p>
    18831885
    18841886<p class=MsoNormal>I’ve shifted &amp; zoomed in to make the differences more
     
    19021904
    19031905<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1904  id="_x0000_i1043" type="#_x0000_t75" style='width:525pt;height:225pt;
    1905  visibility:visible;mso-wrap-style:square'>
     1906 id="Picture_x0020_22" o:spid="_x0000_i1043" type="#_x0000_t75" style='width:525pt;
     1907 height:225pt;visibility:visible;mso-wrap-style:square'>
    19061908 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image029.png" o:title=""/>
    19071909</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=300
    1908 src="Charge%20Flipping%20-%20sucrose_files/image029.png" v:shapes="_x0000_i1043"><![endif]></span></p>
     1910src="Charge%20Flipping%20-%20sucrose_files/image029.png" v:shapes="Picture_x0020_22"><![endif]></span></p>
    19091911
    19101912<p class=MsoNormal>To deal with the warning we need to set a “Hold” on one atom
     
    19151917
    19161918<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
    1917  id="_x0000_i1042" type="#_x0000_t75" style='width:225pt;height:187.5pt;
    1918  visibility:visible;mso-wrap-style:square'>
     1919 id="Picture_x0020_23" o:spid="_x0000_i1042" type="#_x0000_t75" style='width:225pt;
     1920 height:187.5pt;visibility:visible;mso-wrap-style:square'>
    19191921 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image030.png" o:title=""/>
    19201922</v:shape><![endif]--><![if !vml]><img border=0 width=300 height=250
    1921 src="Charge%20Flipping%20-%20sucrose_files/image030.png" v:shapes="_x0000_i1042"><![endif]></span></p>
     1923src="Charge%20Flipping%20-%20sucrose_files/image030.png" v:shapes="Picture_x0020_23"><![endif]></span></p>
    19221924
    19231925<p class=MsoNormal>Do an <b style='mso-bidi-font-weight:normal'><span
     
    20022004the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    20032005mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Reflection
    2004 set from</span></b> item (the only choice). The Fourier calculation will use
    2005 the structure factors shown in the <b style='mso-bidi-font-weight:normal'><span
     2006set from</span></b> item (the only choice). The Fourier calculation will use the
     2007structure factors shown in the <b style='mso-bidi-font-weight:normal'><span
    20062008style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
    20072009mso-hansi-theme-font:minor-latin'>Reflection list</span></b> item for this PWDR
     
    20462048be H-atom positions as well as features that suggest C &amp; O-atoms out of
    20472049position. Recall that the refinement was just done without any H-atoms; it will
    2048 make the best fit compensating for the missing H-atoms by displacing the C &amp;O
    2049 atoms in the direction of the missing H-atoms. </p>
     2050make the best fit compensating for the missing H-atoms by displacing the C
     2051&amp;O atoms in the direction of the missing H-atoms. </p>
    20502052
    20512053<p class=MsoListParagraph style='margin-left:.75in;text-indent:-.25in;
     
    20542056</span></span></span><![endif]>Go to the <b style='mso-bidi-font-weight:normal'><span
    20552057style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
    2056 mso-hansi-theme-font:minor-latin'>Phases/<span class=GramE>sucrose <span
    2057 style='mso-spacerun:yes'> </span>Draw</span> Atoms</span></b> tab.</p>
     2058mso-hansi-theme-font:minor-latin'>Phases/<span class=GramE>sucrose<span
     2059style='mso-spacerun:yes'>  </span>Draw</span> Atoms</span></b> tab.</p>
    20582060
    20592061<p class=MsoListParagraph style='margin-left:.75in;text-indent:-.25in;
     
    21282130mso-hansi-theme-font:minor-latin'>General</span></b> tab, adjust the <b
    21292131style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    2130 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Contour
    2131 level</span></b> and <b style='mso-bidi-font-weight:normal'><span
    2132 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
    2133 mso-hansi-theme-font:minor-latin'>Map radius</span></b> as desired. Look for
    2134 the remaining H-atoms; you may have to guess positions for some of them using
    2135 known stereochemistry rules. My model looked like</p>
     2132mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Contour level</span></b>
     2133and <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2134mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Map radius</span></b>
     2135as desired. Look for the remaining H-atoms; you may have to guess positions for
     2136some of them using known stereochemistry rules. My model looked like</p>
    21362137
    21372138<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
     
    21582159<h2>Step 6: Final refinement</h2>
    21592160
    2160 <p class=MsoNormal>Looking at the fit, there may be room for improvement and we’d
    2161 like to refine the H-atom positions. First we need to change the profile model
    2162 to include crystallite size and <span class=SpellE>mustrain</span> broadening.
    2163 Go to <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    2164 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Instrument
    2165 Parameters</span></b>, set <b style='mso-bidi-font-weight:normal'><span
    2166 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
    2167 mso-hansi-theme-font:minor-latin'>X</span></b> and <b style='mso-bidi-font-weight:
    2168 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
    2169 minor-latin;mso-hansi-theme-font:minor-latin'>Y</span></b> to <b
    2170 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2161<p class=MsoNormal>Looking at the fit, there may be room for improvement and
     2162we’d like to refine the H-atom positions. First we need to change the profile
     2163model to include crystallite size and <span class=SpellE>mustrain</span>
     2164broadening. Go to <b style='mso-bidi-font-weight:normal'><span
     2165style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
     2166mso-hansi-theme-font:minor-latin'>Instrument Parameters</span></b>, set <b
     2167style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2168mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>X</span></b>
     2169and <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2170mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Y</span></b>
     2171to <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    21712172mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>zero</span></b>
    21722173and uncheck the <b style='mso-bidi-font-weight:normal'><span style='font-family:
     
    22432244 <v:imagedata src="Charge%20Flipping%20-%20sucrose_files/image045.png" o:title=""/>
    22442245</v:shape><![endif]--><![if !vml]><img border=0 width=640 height=407
    2245 src="Charge%20Flipping%20-%20sucrose_files/image045.png" v:shapes="Picture_x0020_45"><![endif]></span><o:p></o:p></p>
     2246src="Charge%20Flipping%20-%20sucrose_files/image045.png" v:shapes="Picture_x0020_45"><![endif]></span></p>
    22462247
    22472248<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span
     
    23692370mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Calculate/Refine</span>,
    23702371the console will list progress on the “Penalty function” (i.e. the restraints)
    2371 and the <span class=SpellE>Rwp</span> drops in my case to ~7.05%. One can
    2372 increase the <b style='mso-bidi-font-weight:normal'><span style='font-family:
    2373 "Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
    2374 minor-latin'>Restraint weight factors</span></b> to tighten them up at some
    2375 expense in <span class=SpellE>Rwp</span>. In the end I chose <b
    2376 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    2377 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>2.0</span></b>
    2378 for both <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2372and the <span class=SpellE>Rwp</span> drops in my case to ~7.05%. One can increase
     2373the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
     2374mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Restraint
     2375weight factors</span></b> to tighten them up at some expense in <span
     2376class=SpellE>Rwp</span>. In the end I chose <b style='mso-bidi-font-weight:
     2377normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
     2378minor-latin;mso-hansi-theme-font:minor-latin'>2.0</span></b> for both <b
     2379style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
    23792380mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Bond</span></b>
    23802381and <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
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