(R)-tert-butyl(1-iodo-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)heptan-2-yloxy) dimethylsilane

(5S)-3-((R)-2-((tert-butyldimethylsilyl)oxy)hept-6-en-1-yl)-5-methyl-3-(phenylthio)dihydrofuran-2(3H)-one

(5S)-3-((R)-2-((tert-butyldimethylsilyl)oxy)-7-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)heptyl)-5-methyl-3-(phenylthio)dihydrofuran-2(3H)-one

(5S)-3-((2R)-2-(tert-butyldimethylsilyloxy)-8-hydroxy-10-phenyldecyl)-3-(4-methoxyphenylthio)-5-methyldihydrofuran-2(3H)-one

(5S)-3-((2R)-2-((tert-butyldimethylsilyl)oxy)-8-hydroxy-10-phenyldecyl)-5-methyl-3-(phenylthio)dihydrofuran-2(3H)-one