                                       <span class="stringliteral">&#39;HGC&#39;</span>,  <span class="comment"># methyl mercury ion</span></div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;                                              <span class="stringliteral">&#39;GU8&#39;</span>,  <span class="comment"># 2,3,6-tri-o-methyl-beta-d-glucopyranose</span></div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;                                      