[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=C][C][Branch1][#Branch1][C][=C][C][Ring1][=Branch1][NH3+1][Branch1][O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is major species at pH 7.3. It is a dicarboxylic acid anion and a 2-oxo monocarboxylic acid anion."}]