<?xml version='1.0' ?>
<m:oMathPara>
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    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>A</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>B</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>C</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>D</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>E</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>F</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>G</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>H</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>I</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>J</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>K</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>L</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>M</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>N</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>O</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>P</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>Q</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>R</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>S</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>T</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>U</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>V</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>W</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>X</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>Y</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>Z</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>a</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>b</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>c</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>d</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>e</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>f</m:t>
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    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>g</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>h</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>i</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>j</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>k</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>l</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>m</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>n</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>o</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>p</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>q</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>r</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>s</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>t</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>u</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>v</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>w</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>x</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>y</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="script" />
      </m:rPr>
      <m:t>z</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>A</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>B</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>C</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>D</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>E</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>F</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>G</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>H</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>I</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>J</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>K</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>L</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>M</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>N</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>O</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>P</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>Q</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>R</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>S</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>T</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>U</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>V</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>W</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>X</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>Y</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>Z</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>a</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>b</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>c</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>d</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>e</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>f</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>g</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>h</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>i</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>j</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>k</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>l</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>m</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>n</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>o</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>p</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>q</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>r</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>s</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>t</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>u</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>v</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>w</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>x</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>y</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>z</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>0</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>1</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>2</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>3</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>4</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>5</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>6</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>7</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>8</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>9</m:t>
    </m:r>
    <m:r>
      <m:rPr>
        <m:sty m:val="p" />
        <m:scr m:val="double-struck" />
      </m:rPr>
      <m:t>0</m:t>
    </m:r>
  </m:oMath>
</m:oMathPara>
