[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][N][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a lutidinate(1-). It is a tautomer of a 4-carboxypyridine-2-carboxylate."}]