[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. Rhombic brown crystals. "}, {"from": "gpt", "value": "[C][=C][C][=Branch1][P][=C][Branch1][=N][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O][N][O]"}]