[{"from": "human", "value": "Can you suggest some reagents that might have been used in the given chemical reaction? [C][C][C][C][C][C][C][C][N][Ring1][=Branch1].[N][#C][C][C][C][Br]>>[C][C][C][C][C][C][C][C][N][Ring1][=Branch1][C][C][C][C][#N]"}, {"from": "gpt", "value": "[C][C][#N].[C][O].[Cl][C][Cl].[O].[O][=C][Branch1][C][O-1][O-1].[Cl-1].[K+1].[K+1].[Na+1]"}]