[{"from": "human", "value": "Please suggest some possible reagents that could have been used in the following chemical reaction. [N][#C][C][=C][C][=C][Branch1][N][N][C][C][C][=Branch1][C][=O][C][C][Ring1][#Branch1][C][=C][Ring1][=N]>>[N][#C][C][=C][C][=C][Branch1][N][N][C][C][C][Branch1][C][O][C][C][Ring1][#Branch1][C][=C][Ring1][=N]"}, {"from": "gpt", "value": "[C][O].[O].[BH4-1].[Na+1]"}]