[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of pyrimidines."}, {"from": "gpt", "value": "[C][N][Branch1][C][C][C][C][C][N][C][=C][C][=Branch2][Ring1][Branch2][=N][C][=C][C][=Branch1][#Branch1][=N][N][Ring1][Branch1][Ring1][=Branch2][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][F][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]