[{"from": "human", "value": "What reagents could have been utilized in the following chemical reaction? [C][C][I].[C][O][C][=C][C][Branch1][C][I][=C][C][Branch1][Ring1][O][C][=C][Ring1][=Branch2][O]>>[C][C][O][C][=C][Branch1][Ring1][O][C][C][=C][Branch1][C][I][C][=C][Ring1][=Branch2][O][C]"}, {"from": "gpt", "value": "[C][N][Branch1][C][C][C][=O].[Cl].[H-1].[Na+1]"}]