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