[{"from": "human", "value": "Please suggest some possible reagents that could have been used in the following chemical reaction. [C][C][O][C][C][N][Ring1][=Branch1].[N][#C][C][=C][C][=C][Branch1][Ring1][C][=O][C][=C][Ring1][Branch2]>>[N][#C][C][=C][C][=C][Branch1][#Branch2][C][N][C][C][O][C][C][Ring1][=Branch1][C][=C][Ring1][=N]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[Cl][C][C][Cl].[BH3-1][C][#N].[Na+1]"}]