[(R)-1-((S)-1-Benzyloxy-propyl)-but-3-ynyloxy]-tert-butyl-dimethyl-silane

Methanesulfonic acid (1S,2S)-2-benzyloxy-1-(tert-butyl-dimethyl-silanyloxymethyl)-butyl ester

(S)-1-[(2R,7R)-7-((S)-1-Benzyloxy-propyl)-2,3,6,7-tetrahydro-oxepin-2-yl]-5-(tetrahydro-pyran-2-yloxy)-pent-3-yn-1-ol

(2R,3R,8R,9S)-9-Benzyloxy-2,8-bis-(tert-butyl-dimethyl-silanyloxy)-1-(4-methoxy-benzyloxy)-undec-5-yn-3-ol