[{"from": "human", "value": "Generate a molecule based on the given description. A pyrimidine ribonucleoside 5'-monophosphate having cytosine as the nucleobase."}, {"from": "gpt", "value": "[C][=C][N][Branch1][#Branch2][C][=Branch1][C][=O][N][=C][Ring1][#Branch1][N][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]"}]