[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C@H1][Branch1][=C][C@@H1][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is the straight-chain keto form of D-fructuronate. It is a conjugate base of a keto-D-fructuronic acid."}]