(3R,7R,11R)-12-tert-butyldimethylsilyloxy-3,7,11-trimethyldodecane-1,7-diol

(2R,6R,10S,14E)-1,16-bis-(tert-butyldimethylsilyloxy)-2,6,10,14-tetramethyl-14-hexadecen-6-ol

(2R,6S,7R,10R)-12-benzyloxy-1-tert-butyldimethylsilyloxy-6,7-epoxy-2,6,10-trimethyldodecane