(S)-(+)-6-((tert-butyldimethylsilyl)oxy)-1-heptyne

ethyl (S,E)-4-((tert-butyldimethylsilyl)oxy)pent-2-enoate

ethyl (4S)-4-(tert-butyl(dimethyl)silyloxy)pentanoate

(S)-8-(tert-Butyl-dimethyl-silanyloxy)-1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-non-3-yn-2-one

(1S,4S,5S)-5-[(E)-(S)-6-(tert-Butyl-dimethyl-silanyloxy)-hept-1-enyl]-2-oxa-bicyclo[2.2.1]heptan-3-one