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SMILES: C1(=O)c2c(C3C4=C1CCC4c1c(C3=O)cccc1)cccc2 Canonical SMILES: O=C1c2ccccc2C2C3=C(C(=O)c4c(C13)cccc4)CC2 InChI: InChI=1S/C20H14O2/c21-19-15-8-4-2-6-12(15)18-17-13(9-10-16(17)19)11-5-1-3-7-14(11)20(18)22/h1-8,13,18H,9-10H2 InChIKey: RPNFFALBIIRQPH-UHFFFAOYSA-N
CBID:57643 http://www.chembase.cn/molecule-57643.html