SMILES: C(=C\\C(=O)[O-])\\C(=C/C(=O)[O-])\\C(=O)[O-]
Description: The molecule is trianion of 3-carboxy-cis,cis-muconic acid arising from deprotonation of all three carboxylic acid functions. It is a conjugate base of a 3-carboxy-cis,cis-muconic acid.