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