[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][C@H1][Branch2][Ring1][Branch2][C@H1][C][Ring1][=Branch1][=N][C][=C][Branch1][#Branch2][C][=C][C][=C][Ring1][=Branch1][N][Ring1][#Branch2][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid dianion obtained by deprotonation of the carboxy groups of (1R,10aS)-1,4,10,10a-tetrahydrophenazine-1,6-dicarboxylic acid; major species at pH 7.3. It is a conjugate base of a (1R,10aS)-1,4,10,10a-tetrahydrophenazine-1,6-dicarboxylic acid."}]