SMILES: C1=CC(=CC=C1C2=C(C=C3C(=CC(=O)C=C3O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)COC(=O)CC(=O)[O-])OC(=O)CC(=O)[O-])O)O)O2)O[C@H]5[C@@H]([C@H]([C@@H]([C@H](O5)COC(=O)/C=C/C6=CC(=C(C=C6)O)O)O)O)O)O
Description: The molecule is a dicarboxylic acid anion obtained by deprotonation of the two carboxy groups and the 7-hydroxy group of salvianin. It is a conjugate base of a salvianin.