SMILES: C1=CC=C(C(=C1)C(=O)[O-])C(=O)[O-]
Description: The molecule is a phthalate that is the dianion obtained by the deprotonation of both the carboxy groups of phthalic acid. It has a role as a human xenobiotic metabolite. It is a conjugate base of a phthalate(1-).