 </tt></td>
<td><tt>P 21 21 2  </tt></td>
</tr>
<tr>
<td><tt>Hall group</tt></td>
<td><tt>P 2 2ab    </tt></td>
<td><tt>P 2 2ab    </tt></td>
</tr><tr>
<td><tt>Moiety formula</tt></td>
<td><tt>2(C38 H38 O12), C H4 O
</tt></td>
<td><tt>?
</tt></td>
</tr><tr>
<td><tt>Sum formula</tt></td>
<td><tt>C77 H80 O25
</tt></td>
<td><tt>C38.50 H40 O12.50
</tt></td>
</tr>
<tr>
<td><tt>Mr</tt></td>
<td><tt>1405.41</tt></td>
<td><tt>702.70</tt></td>
</tr>
<tr>
<td><tt>Dx,g cm-3</tt></td>
<td><tt>1.343</tt></td>
<td><tt>1.