[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a pyrimidone and a member of ureas."}, {"from": "gpt", "value": "[C][C][C][C][N][C][=Branch1][C][=O][N][Branch1][Ring1][C][C][C][=C][Branch2][Ring1][=Branch1][N][Branch1][#Branch2][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][C][C][=C][C][=C][C][=C][Ring1][=Branch1][N]"}]