SMILES: CC1=C2C(=CC(=C1C(=O)O)O)C(=O)C3=C(C2=O)C(=CC(=C3[O-])O)O
Description: The molecule is a monocarboxylic acid that is the conjugate base of kermesic acid, obtained from the deprotonation of the carboxy group. Major species at pH 7.3. It is a conjugate base of a kermesic acid.