[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [O][=C][C][=C][C][=C][C][Branch1][C][O][=C][Ring1][#Branch1].[O][C][C][C][N][C][C][Ring1][=Branch1]>>[O][C][=C][C][=C][C][Branch1][=N][C][N][C][C][C][Branch1][C][O][C][C][Ring1][#Branch1][=C][Ring1][=C]"}, {"from": "gpt", "value": "[C][O].[BH4-1].[Na+1]"}]