l00276"></a><span class="lineno">  276</span>&#160;                                              <span class="stringliteral">&#39;NH2&#39;</span>,  <span class="comment"># amino group</span></div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;                                              <span class="stringliteral">&#39;8CL&#39;</span>,  <span class="comment"># chlorobenzene</span></div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;             