[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][C][=C][Branch1][Ring1][C][=O][C][=C][N][=C][Ring1][Branch2][Cl].[N][C][C][C][Ring1][Ring1]>>[C][C][=C][Branch1][Branch2][C][N][C][C][C][Ring1][Ring1][C][=C][N][=C][Ring1][O][Cl]"}, {"from": "gpt", "value": "[C][O].[BH4-1].[Na+1].[Na+1].[OH1-1]"}]