[{"from": "human", "value": "Provide a description of this molecule. [C][C@@][Branch1][=N][C][=Branch1][C][=O][C@H1][Branch1][Branch1][C][O][Ring1][=Branch1][O][O]"}, {"from": "gpt", "value": "The molecule is a tetrahydrofuranone that is tetrahydrofuran-3-one substituted at positions 2 and 4 by hydroxy groups and at position 2 by a methyl group. It is a tetrahydrofuranone, a diol and a secondary alpha-hydroxy ketone."}]