[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [I][I].[N][C][=C][C][Branch1][C][F][=C][C][Branch1][C][F][=C][Ring1][Branch2][F]>>[N][C][=C][C][Branch1][C][F][=C][Branch1][C][I][C][Branch1][C][F][=C][Ring1][=Branch2][F]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[Li][C][Branch1][C][C][C][C]"}]