[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [O][=C][Branch1][C][O][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][I]>>[O][C][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][I]"}, {"from": "gpt", "value": "[B].[C][C][C][O][C][Ring1][Branch1].[C][O].[C][O][B][Branch1][Ring1][O][C][O][C].[C][S][C]"}]