[{"from": "human", "value": "Describe this molecule. [C][C][Branch2][Ring2][Branch2][C][=C][Branch2][Ring1][=Branch2][C][=Branch1][C][=O][C][=Branch1][C][=O][C][=Branch1][Ring2][=C][Ring1][Branch2][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N][N][C][Ring2][Ring1][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a tricarboxylic acid, an organic heterobicyclic compound and a member of orthoquinones. It is a conjugate acid of a 6-(2-azaniumyl-2-carboxylatoethyl)-7,8-dioxo-1,2,3,4,7,8-hexahydroquinoline-2,4-dicarboxylate."}]