The molecule is a dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of (5aS)-5,5a-dihydrophenazine-1,6-dicarboxylic acid; major species at pH 7.3. It is a conjugate base of a (5aS)-5,5a-dihydrophenazine-1,6-dicarboxylic acid.
(5aS)-5,5a-dihydrophenazine-1,6-dicarboxylate