[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a pyridopyrimidine."}, {"from": "gpt", "value": "[C][C][C][N][Branch1][=Branch2][C][C][Branch1][Ring2][O][Ring1][=Branch1][C][C][=C][Branch1][S][C][=Branch1][C][=O][N][C][=C][C][=C][C][Ring1][=Branch1][=N][Ring1][O][/C][=C][Branch1][Ring1][\\C][#N][/C][=Branch1][C][=O][N]"}]