[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [N][#C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][Ring1][Branch1][=O]>>[N][#C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][C][Ring1][Branch1][O]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[O].[BH4-1].[K+1]"}]