methyl (-)-(3S,5S)-1-(tert-butyldimethylsilyloxy)-3,5-isopropylidenedioxy-heptan-7-oate

(4S,6R)-4-(2-(tert-butyldimethylsilyloxy)-ethyl)-6-hydroxyethyl-2,2-dimethyl-1,3-dioxane

{(4S,6S)-6-[2-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-acetic acid

dimethyl (+)-(3S,5S)-1-(tert-butyldimethylsilyloxy)-3,5-isopropylidenedioxy-7-oxo-octyl-8-phosphonate

tert-butyl (-)-(3S,5S,10R,11R)-1-tert-butyldimethylsilyloxy-3,5:10,11-di(isopropylidenedioxy)-7-oxo-tridec-8-en-13-oate