[{"from": "human", "value": "Given this chemical reaction, what are some reagents that could have been used? [C][O][C][=C][C][=C][Branch1][C][Cl][C][Branch1][C][F][=C][Ring1][Branch2].[I][I]>>[C][O][C][=C][C][=C][Branch1][C][Cl][C][Branch1][C][F][=C][Ring1][Branch2][I]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[Li][C][C][C][C]"}]