[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][C][I].[O][=C][Branch1][C][O][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][O]>>[C][C][O][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "[C][C][#N].[O].[O][=C][Branch1][C][O-1][O-1].[K+1].[K+1].[Na+1].[OH1-1]"}]