SMILES: C1=CC(=C2C(=C1)N=C3C(=N2)C=CC=C3C(=O)[O-])C(=O)[O-]
Description: The molecule is a dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of phenazine-1,6-dicarboxylic acid; major species at pH 7.3. It is a conjugate base of a phenazine-1,6-dicarboxylic acid.