[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [O][=C][Branch1][C][O][C][=C][C][Branch1][C][I][=C][C][=C][Ring1][#Branch1][Cl]>>[O][C][C][=C][C][Branch1][C][I][=C][C][=C][Ring1][#Branch1][Cl]"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][Al+1][C][C][Branch1][C][C][C].[C][O].[C][C][=C][C][=C][C][=C][Ring1][=Branch1].[Cl].[H-1]"}]