[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a purine ribonucleoside 5'-monophosphate that is GMP bearing a methyl substituent at position 1. It is functionally related to a guanosine 5'-monophosphate."}, {"from": "gpt", "value": "[C][N][C][=Branch1][C][=O][C][=C][Branch1][=Branch1][N][=C][Ring1][#Branch1][N][N][Branch1][Branch1][C][=N][Ring1][Branch2][C@H1][C@@H1][Branch2][Ring1][Branch1][C@@H1][Branch1][P][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O][O][O][O]"}]