(2S,3R)-3,4-epoxy-1,2-O-isopropylidenebutane-1,2-diol
methanesulfonic acid 1-[2-benzyloxy-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-7-(2,2-dimethyl-[1,3]dioxolan-4-yl)-7-(4-methoxy-benzyloxy)-hept-3-ynyl ester
1-benzyloxy-2-(tert-butyl-dimethyl-silanyloxy)-9-(2,2-dimethyl-[1,3]dioxolan-4-yl)-9-(4-methoxy-benzyloxy)-non-5-yn-3-ol
4-[6-(3-benzyloxymethyl-oxiranyl)-1-(4-methoxy-benzyloxy)-hex-4-ynyl]-2,2-dimethyl-[1,3]dioxolane
4-[1-(4-methoxy-benzyloxy)-pent-4-ynyl]-2,2-dimethyl-[1,3]dioxolane