[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][O][C][=Branch1][C][=O][C][=C][Branch1][C][F][C][=C][Branch1][C][I][C][=C][Ring1][Branch2][Cl]>>[O][=C][Branch1][C][O][C][=C][Branch1][C][F][C][=C][Branch1][C][I][C][=C][Ring1][Branch2][Cl]"}, {"from": "gpt", "value": "[I-1].[Li+1].[C][=C][C][=N][C][=C][Ring1][=Branch1]"}]