[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [O][=C][C][=C][C][=C][Branch1][#Branch2][O][C][=C][C][=C][C][=N][Ring1][=Branch1][C][=C][Ring1][=N]>>[O][C][C][=C][C][=C][Branch1][#Branch2][O][C][=C][C][=C][C][=N][Ring1][=Branch1][C][=C][Ring1][=N]"}, {"from": "gpt", "value": "[C][O].[O].[BH4-1].[Na+1]"}]