[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is used, usually in combination with other drugs, for respiratory, urinary tract, and malarial infections."}, {"from": "gpt", "value": "[C][O][C][=C][Branch1][=Branch2][N][=C][N][=C][Ring1][=Branch1][O][C][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N]"}]