[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [C][C][O][C][=Branch1][C][=O][C][=C][C][=C][Branch1][C][I][N][=C][Ring1][#Branch1]>>[O][C][C][=C][C][=C][Branch1][C][I][N][=C][Ring1][#Branch1]"}, {"from": "gpt", "value": "[C][C][O].[BH4-1].[Na+1]"}]