[{"from": "human", "value": "Please suggest some possible reagents that could have been used in the following chemical reaction. [N][#C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][=Branch1][C][=O][O]>>[N][#C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][O]"}, {"from": "gpt", "value": "[Cl][C][Cl].[O][=C][Branch1][C][Cl][C][=Branch1][C][=O][Cl].[BH4-1].[Na+1]"}]