[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][N][C][C][=C][Branch2][Ring1][O][C][=Branch2][Ring1][C][=C][Branch1][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][I][N][C][=Branch1][C][=O][C][I][C][=Branch1][C][=O][O][I]"}, {"from": "gpt", "value": "The molecule is a contrast medium molecule that is no longer marketed in the United States."}]