[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a member of pyrimidines."}, {"from": "gpt", "value": "[C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=N][C][=C][Branch1][P][C][=N][N][Ring1][Branch1][C][=Branch1][Ring2][=C][Ring1][=Branch2][C][Branch1][C][F][F][C][=Branch1][C][=O][N][C][C][C][C][C][Ring1][=Branch1]"}]