(2E,4R,5R,7R)-5,7-bis(tert-butyldimethylsiloxy)-2,4-dimethyl-2-octen-1-ol

(7R,8S)-7-But-2-ynyl-8-methyl-6,10-dioxa-spiro[4.5]decane

(S)-2-Methyl-hept-5-yne-1,3-diol

(5S)-2,2,3,3,11,11,12,12-octamethyl-5-[(2S)-pent-4-yn-2-yl]-4,10-dioxa-3,11-disilatridecane

(2S,3S)-3,7-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methyl-heptan-1-ol