[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [C][I].[C][C@H1][Branch1][C][O][C][N][C][=Branch1][C][=O][O][C][Branch1][C][C][Branch1][C][C][C]>>[C][O][C@@H1][Branch1][C][C][C][N][C][=Branch1][C][=O][O][C][Branch1][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "[C][C][#N].[O][=Ag]"}]