[{"from": "human", "value": "Describe this molecule. [C][=C][Branch2][Ring1][C][C][=C][Branch1][Ring2][N][Ring1][Branch1][N][=C][Branch1][=Branch1][N][C][Ring1][#Branch1][=O][N][C][N][C@@H1][C@H1][Branch1][N][C@H1][Branch1][Branch2][C@H1][C@@H1][Ring1][Branch1][O][Ring1][Ring1][O][O]"}, {"from": "gpt", "value": "The molecule is an epoxide obtained by formal epoxidation of the double bond in the cyclohexene moiety of queuine. It is an epoxide and a pyrrolopyrimidine. It is functionally related to a queuine. It is a conjugate base of an epoxyqueuine(1+)."}]