SMILES: C1=CC=C(C=C1)C[C@@]2(O/C(=C\\C3=CC=CC=C3)/C(=O)O2)C(=O)[O-]
Description: The molecule is a monocarboxylic acid anion that is the conjugate base of phenguignardic acid, obtained from the derotonation of the carboxy group. Major species at pH 7.3. It is a conjugate base of a phenguignardic acid.