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