SMILES: C(=C(\\C=C(/C(=O)[O-])\\[O-])/C(=O)[O-])\\C(=O)O
Description: The molecule is a tricarboxylic acid trianion resulting from deprotonation of the three carboxy groups of 4-carboxy-2-hydroxy-cis,cis-muconic acid; major species at pH 7.3. It is a conjugate base of a 4-carboxy-2-hydroxy-cis,cis-muconic acid.