SMILES: C(=C\\C(=O)[O-])\\C(=C/C(=O)C(=O)[O-])\\N
Description: The molecule is a polyunsaturated dicarboxylic acid dianion resulting from the deprotonation of both of the carboxy groups of (2Z,4E)-4-amino-6-oxohepta-2,4-dienedioic acid. The major species at pH 7.3. It is a polyunsaturated dicarboxylic acid dianion and an oxo dicarboxylic acid dianion. It is a conjugate base of a (2Z,4E)-4-amino-6-oxohepta-2,4-dienedioic acid.