SMILES: C/C(=C\\C=C\\C=C(\\C=C\\C=C(\\C(=O)[O-])/C)/C)/C=C/C=C(/C(=O)[O-])\\C
Description: The molecule is a dicarboxylic acid dianion resulting from the removal of a proton from both of the carboxy groups of crocetin. The major species at pH 7.3. It is a conjugate base of a crocetin.