[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][O][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][N].[I][I]>>[C][O][C][=C][C][Branch1][C][Cl][=C][C][Branch1][C][I][=C][Ring1][Branch2][N]"}, {"from": "gpt", "value": "[C][C][O].[O][=S][=Branch1][C][=O][Branch1][C][O-1][O-1].[Ag+2]"}]