div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;                                              <span class="stringliteral">&#39;FU1&#39;</span>,  <span class="comment"># tetrahydrofuran</span></div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;                                              <span class="stringliteral">&#39;EDN&#39;</span>,  <span class="comment"># ethane-1,2-diamine</span></div><div class="line"><a name="l00221"></a><span class=