(2S,4S,6R,8R,10S)-10-(tert-butyldimethylsilanyloxy)-4-methoxy-8-triisopropylsilanyloxymethyl-1,7-dioxaspiro[5.5]undec-2-ylmethyl 2,2-dimethylpropionate

(2S)-2-benzyloxy-4-methylpent-4-enyl-2,2-dimethylpropionate

(2S)-2-benzyloxy-4-oxo-pentyl 2,2-dimethylpropionate

(R)-5-(tert-Butyl-dimethyl-silanyloxy)-3-hydroxy-pentanoic acid ethyl ester

((2R,4S,6R)-2-Phenyl-6-triisopropylsilanyloxymethyl-[1,3]dioxan-4-yl)-acetaldehyde