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SMILES: c1(c2c(=O)oc3c(c2)cccc3)c(c2c([nH]c1=O)cccc2)O Canonical SMILES: O=c1oc2ccccc2cc1c1c(=O)[nH]c2c(c1O)cccc2 InChI: InChI=1S/C18H11NO4/c20-16-11-6-2-3-7-13(11)19-17(21)15(16)12-9-10-5-1-4-8-14(10)23-18(12)22/h1-9H,(H2,19,20,21) InChIKey: BDFRTCNSCCPAFO-UHFFFAOYSA-N
CBID:182554 http://www.chembase.cn/molecule-182554.html