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SMILES: c1cnc[n+](c1)[O-] Canonical SMILES: [O-][n+]1cccnc1 InChI: InChI=1S/C4H4N2O/c7-6-3-1-2-5-4-6/h1-4H InChIKey: OQZGLXOADHKTDN-UHFFFAOYSA-N
CBID:140952 http://www.chembase.cn/molecule-140952.html