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SMILES: C1CCCC1=O Canonical SMILES: O=C1CCCC1 InChI: InChI=1S/C5H8O/c6-5-3-1-2-4-5/h1-4H2 InChIKey: BGTOWKSIORTVQH-UHFFFAOYSA-N
CBID:146568 http://www.chembase.cn/molecule-146568.html