[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [C][S][C][=C][C][=C][C][Branch1][C][Cl][=C][Ring1][#Branch1][N].[I-1]>>[C][S][C][=C][C][=C][C][Branch1][C][Cl][=C][Ring1][#Branch1][I]"}, {"from": "gpt", "value": "[Cl].[Cl][C][Cl].[O].[O][=N][O-1].[O][=S][Branch1][C][O-1][O].[K+1].[Na+1].[Na+1]"}]