(R)-2-[(4R,6R)-6-((R)-2-(tert-butyldimethylsilanyloxy)-3-{(2S,6R)-6-[2-(tert-butyldimethylsilanyloxy)ethyl]tetrahydropyran-2-yl}propyl)-2,2-dimethyl-[1,3]dioxan-4-yl]propionaldehyde

(R)-2-[(4R,6R)-6-((R)-2-(tert-butyldimethylsilanyloxy)-3-{(2R,6S)-6-[2-(tert-butyldimethylsilanyloxy)ethyl]tetrahydropyran-2-yl}propyl)-2,2-dimethyl-[1,3]dioxan-4-yl]propionaldehyde

(R)-3-(tert-butyldimethylsilanyloxy)-4-{(2S,6R)-6-[2-(tert-butyldimethylsilanyloxy)ethyl]tetrahydropyran-2-yl}butyraldehyde

(R)-3-(tert-butyldimethylsilanyloxy)-4-{(2R,6S)-6-[2-(tert-butyldimethylsilanyloxy)ethyl]tetrahydropyran-2-yl}butyraldehyde

2-((2R,6S)-6-allyltetrahydro-2H-pyran-2-yl)ethan-1-ol