[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is the phosphate ester of metronidazole, a synthetic nitroimidazole derivative with antiprotozoal and antibacterial activities."}, {"from": "gpt", "value": "[C][C][=N][C][=C][Branch1][#C][N][Ring1][Branch1][C][C][O][P][=Branch1][C][=O][Branch1][C][O][O][N+1][=Branch1][C][=O][O-1]"}]