(4S,5S)-4-(dimethyl(p-tolyl)silyl)-5-((1S,2S)-1-(dimethyl(p-tolyl)silyl)-2-hydroxy-3-(2-methyl-1,3-dioxolan-2-yl)propyl)dihydrofuran-2(3H)-one

(3R,6R,8R)-3-(Dimethyl-p-tolyl-silanyl)-6,8-dihydroxy-nonanoic acid

(3R,4R,7R)-7-((R)-2-((tert-butyldimethylsilyl)oxy)propyl)-4-(dimethyl(p-tolyl)silyl)-3-methyloxepan-2-one