class="p">)</span>

        <span class="k">return</span> <span class="n">heteroatoms</span></div>

<div class="viewcode-block" id="FunctionalGroupExtractor.get_special_carbon"><a class="viewcode-back" href="../../../pymatgen.analysis.functional_groups.html#pymatgen.analysis.functional_groups.FunctionalGroupExtractor.get_special_carbon">[docs]</a>    <span class="k">def</span> <span class="nf">get_special_carbon</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="