[{"from": "human", "value": "Please suggest some possible reagents that could have been used in the following chemical reaction. [C][I].[O][=C][NH1][C][=C][Branch1][C][Br][C][=N][C][=N][C][=C][Ring1][O][Ring1][=Branch1]>>[C][N][C][=C][Branch1][C][Br][C][=N][C][=N][C][=C][Ring1][=Branch1][C][Ring1][O][=O]"}, {"from": "gpt", "value": "[C][C][O][C][Branch1][C][C][=O].[C][N][Branch1][C][C][C][=O].[H-1].[Na+1]"}]