[{"from": "human", "value": "Generate a molecule based on this description. Crystals or brown powder. "}, {"from": "gpt", "value": "[C][C][N][C][=Branch1][C][=O][N][C][=N][C][=C][Branch1][Ring2][S][Ring1][Branch1][N+1][=Branch1][C][=O][O-1]"}]