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    <!-- http://purl.obolibrary.org/obo/CHEBI_33575 -->

    <Class rdf:about="http://purl.obolibrary.org/obo/CHEBI_33575">
        <rdfs:label>carboxylic acid</rdfs:label>
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    <!-- http://purl.obolibrary.org/obo/CHEBI_37622 -->

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        <rdfs:label>carboxamide</rdfs:label>
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    <!-- http://purl.obolibrary.org/obo/CHEBI_45441 -->

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        <rdfs:label>N-acetyl-L-serine</rdfs:label>
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        <ns4:generalized_empirical_formula>C5H9NO4</ns4:generalized_empirical_formula>
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        <ns4:smiles_string>CC(=O)N[C@@H](CO)C(=O)O</ns4:smiles_string>
        <oboInOwl:hasDbXref>hmdb:HMDB0002931</oboInOwl:hasDbXref>
        <oboInOwl:hasAlternativeId>CHEBI:21561</oboInOwl:hasAlternativeId>
        <oboInOwl:hasDbXref>cas:16354-58-8</oboInOwl:hasDbXref>
        <ns3:IAO_0000115>An &lt;em&gt;N&lt;/em&gt;-acetyl-&lt;small&gt;L&lt;/small&gt;-amino acid in which the amino acid specified is &lt;small&gt;L&lt;/small&gt;-serine. Metabolite observed in cancer metabolism.</ns3:IAO_0000115>
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        <oboInOwl:hasDbXref>reaxys:1724424</oboInOwl:hasDbXref>
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