[{"from": "human", "value": "Can you provide potential reagents for the following chemical reaction? [Br][Br].[C][C][C][C][=C][C][=N][C][Branch1][C][N][=C][Ring1][#Branch1]>>[C][C][C][C][=C][C][Branch1][C][N][=N][C][=C][Ring1][#Branch1][Br]"}, {"from": "gpt", "value": "[C][C][O].[O][=C][Branch1][C][O-1][O].[Na+1]"}]