l">&#39;OC2&#39;</span>,  <span class="comment"># calcium ion, 2 waters coordinated</span></div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;                                              <span class="stringliteral">&#39;ART&#39;</span>,  <span class="comment"># arsenate</span></div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;                                              <span class="stringliteral">&#39;TFH&#39;</span>,  <span class="comment"