[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][C][I].[C][O][C][C][=C][C][Branch1][Ring1][C][#N][=C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][=C][Ring1][O]>>[C][C][O][C][=Branch1][C][=O][C][=C][C][Branch1][Ring1][C][#N][=C][C][Branch1][Ring2][C][O][C][=C][Ring1][O]"}, {"from": "gpt", "value": "[C][C][#N].[O][=C][Branch1][C][O-1][O-1].[Cs+1].[Cs+1]"}]