[{"from": "human", "value": "Can you suggest some reagents that might have been used in the given chemical reaction? [Br][C][C][C][C][C][C][Br].[N][#C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1]>>[N][#C][C][=C][C][=C][Branch1][=Branch2][O][C][C][C][C][C][C][Br][C][=C][Ring1][=C]"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][=O].[O][=C][Branch1][C][O-1][O-1].[I-1].[K+1].[K+1].[Na+1]"}]