[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][N][Branch1][C][C][C][=O].[C][O][C][=C][C][=N][C][=C][C][=C][Branch1][C][Br][C][=C][Ring1][O][Ring1][#Branch1]>>[C][O][C][=C][C][=N][C][=C][C][=C][Branch1][Ring1][C][=O][C][=C][Ring1][N][Ring1][Branch2]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[C][C][#N].[Cl-1].[Li][C][C][C][C].[NH4+1]"}]