3-Benzyl-4-((4Z,7E)-(1R,13R,15R)-15-methoxy-5,10-dimethyl-3-oxo-2,14-dioxa-bicyclo[11.3.1]heptadeca-4,7-dien-15-yl)-thiazolidin-2-one 在
sodium tetrahydroborate 、
臭氧 作用下,
生成
(R)-3-Benzyl-4-[(2R,4R,6R)-4-hydroxy-6-(4-hydroxy-3-methyl-butyl)-2-methoxy-tetrahydro-pyran-2-yl]-thiazolidin-2-one