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SMILES: C1=CC(=O)OC1=O Canonical SMILES: O=C1C=CC(=O)O1 InChI: InChI=1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H InChIKey: FPYJFEHAWHCUMM-UHFFFAOYSA-N
CBID:149505 http://www.chembase.cn/molecule-149505.html