SMILES: C1=C(C=C(C=C1C(=O)O)C(=O)[O-])C(=O)O
Description: The molecule is a tricarboxylic acid monoanion. It is a conjugate base of a benzene-1,3,5-tricarboxylic acid. It is a conjugate acid of a benzene-1,3,5-tricarboxylate(2-).