[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][=O].[C][=C][C][=C][Branch1][#Branch2][C][C][C][C][C][C][N][Ring1][Branch1][C][=C][Ring1][=N]>>[C][N][C][C][C][C][Ring1][Branch1][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "[C][C][#N].[C][C][=Branch1][C][=O][O].[BH3-1][C][#N].[Na+1]"}]