[{"from": "human", "value": "Given the following chemical reaction, what are some potential reagents that could have been employed? [C][C][C][N].[C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][=Branch1][C][=O][C][Ring1][#Branch1]>>[C][C][C][N][C][C][C][C][=C][Branch1][=Branch2][C][=C][C][=C][Ring1][=Branch1][O][C][C][Ring1][N]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[BH3-1][C][#N].[Na+1]"}]