&gt;  [9] "carboxylic acid anion (CHEBI:29067)"               </span>
<span class="co">#&gt; [10] "organonitrogen heterocyclic compound (CHEBI:38101)"</span>
<span class="co">#&gt; [11] "pnictogen molecular entity (CHEBI:33302)"          </span>
<span class="co">#&gt; [12] "organic molecular entity (CHEBI:50860)"            </span>
<span class="co">#&gt; [13] "organic oxide (CHEBI:25701)"                       </span>
<span class="co">#&gt; [14] "alkylamine (CHEBI:13759)"                          </span>
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