/span>,  <span class="comment"># 2,3,6-tri-o-sulfonato-alpha-d-glucopyranose</span></div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;                                              <span class="stringliteral">&#39;GU5&#39;</span>,  <span class="comment"># 2,3-di-o-methyl-6-o-sulfonato-alpha-d-glucopyranose</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                                              <span class="stringliteral">&#39;GU4