[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a positively charged methylinosine in which a single methyl substituent is located at position 7 on the hypoxanthine ring. It has a role as a metabolite. It is a member of inosines and an organic cation. It is functionally related to an inosine."}, {"from": "gpt", "value": "[C][N][C][=N+1][Branch1][=C][C][=C][Ring1][Branch1][C][=Branch1][C][=O][N][C][=N][Ring1][#Branch1][C@H1][C@@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][O]"}]