N-[5-((1R)-2-amino-1-hydroxy-ethyl)-2-hydroxy-phenyl]-methanesulfonamide 、
1-{4-[2-Hydroxyamino-4-oxo-4H-thiazol-(5Z)-ylidenemethyl]-phenyl}-piperidin-4-one 在
三乙酰氧基硼氢化钠 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 N-{2-Hydroxy-5-[(R)-1-hydroxy-2-(1-{4-[2-hydroxyamino-4-oxo-4H-thiazol-(5Z)-ylidenemethyl]-phenyl}-piperidin-4-ylamino)-ethyl]-phenyl}-methanesulfonamide