(4S,5S)-4-((benzyloxy)methyl)-5-(bromoethynyl)-2,2-dimethyl-1,3-dioxolane

(((2R)-5-((4S,5S)-5-((benzyloxy)methyl)-2,2-dimethyl-1,3-dioxolan-4-yl)pent-4-yn-2-yl)oxy)(tert-butyl)dimethylsilane

((4S,5S)-5-((4R)-4-((tert-butyldimethylsilyl)oxy)pentyl)-2,2-dimethyl-1,3-dioxolan-4-yl)methanol

(4R,5S)-5-((R)-4-((tert-butyldimethylsilyl)oxy)pentyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde

(2R)-5-((4S,5S)-5-((S)-1-(methoxymethoxy)but-3-en-1-yl)-2,2-dimethyl-1,3-dioxolan-4-yl)pentan-2-ol