[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. 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."}, {"from": "gpt", "value": "[C][=C][C][=N][C][=C][Branch2][Ring1][=Branch1][C][=C][C][=C][Ring1][=Branch1][N][C@H1][Ring1][#Branch2][C][=Branch1][Ring2][=C][Ring1][=C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}]