[{"from": "human", "value": "Provide a description of this molecule. [C][=N][C][=C][Branch2][Ring1][=N][N][Ring1][Branch1][C@H1][C@@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][O][P][=Branch1][C][=O][Branch1][C][O][O][N][=C][Branch1][#Branch1][N][C][Ring2][Ring1][Ring2][=O][N]"}, {"from": "gpt", "value": "The molecule is a purine ribonucleoside 2'-monophosphate having guanine as the nucleobase. It has a role as an EC 3.1.27.3 (ribonuclease T1) inhibitor. It is a conjugate acid of a guanosine 2'-monophosphate(2-)."}]