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SMILES: C1CC2=C1C(=O)OC2=O Canonical SMILES: O=C1OC(=O)C2=C1CC2 InChI: InChI=1S/C6H4O3/c7-5-3-1-2-4(3)6(8)9-5/h1-2H2 InChIKey: GESSCCPUQBUTFG-UHFFFAOYSA-N
CBID:112536 http://www.chembase.cn/molecule-112536.html