[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is an iodine containing organic anion used as a diagnostic contrast agent."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][C][=C][Branch2][Ring1][#Branch2][C][=Branch1][P][=C][Branch1][=N][C][=Branch1][Branch1][=C][Ring1][=Branch1][I][C][=Branch1][C][=O][O][I][C][=Branch1][C][=O][N][C][I]"}]