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