[{"from": "human", "value": "What reagents could have been utilized in the following chemical reaction? [O][=C][C][C][C][C][Branch1][O][C][C][C][Branch1][C][O][C][C][Ring1][#Branch1][C][C][Ring1][N]>>[O][C][C][C][C][C][Branch1][O][C][C][C][Branch1][C][O][C][C][Ring1][#Branch1][C][C][Ring1][N]"}, {"from": "gpt", "value": "[C][C][O].[BH4-1].[Na+1]"}]