(3R,4S)-4-methyl-3-{[tris(propan-2-yl)silyl]oxy}oct-6-ynoic acid

(3S,4R)-6-[(tert-butyldimethylsilyl)oxy]-3-methyl-4-{[tris(propan-2-yl)silyl]oxy}hexan-1-ol

(7R)-7-[(2S)-hex-4-yn-2-yl]-2,2,3,3,10-pentamethyl-9,9-bis(propan-2-yl)-4,8-dioxa-3,9-disilaundecane