SMILES: C1[C@H]([C@@H]([C@@H](C=C1C(=O)[O-])O)O)OC(=O)/C=C/C2=CC=C(C=C2)O
Description: The molecule is the conjugate base of 4-coumaroylshikimic acid; major species at pH 7.3. It is a conjugate base of a 4-coumaroylshikimic acid.