SMILES: C(/C(=C/C(=O)C(=O)[O-])/C(=O)[O-])C(=O)[O-]
Description: The molecule is a tricarboxylic acid trianion resulting from the deprotonation of all three carboxy groups of(2Z)-4-oxobut-2-ene-1,2,4-tricarboxylate, The major species at pH 7.3. It is a conjugate base of a (2Z)-4-oxobut-2-ene-1,2,4-tricarboxylic acid.