[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][C][C][C][=C][C][=C][C][Branch1][C][F][=C][Ring1][#Branch1].[I][I]>>[C][C][C][C][=C][C][=C][Branch1][C][I][C][Branch1][C][F][=C][Ring1][Branch2]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[Li][C][Branch1][C][C][C][C].[Li][C][C][C][C]"}]