(2S,3S)-3-hydroxy-4-((4-methoxybenzyl)oxy)butane-1,2-diyl dibenzoate

(2R,3R,5R)-3-(tert-Butyl-dimethyl-silanyloxy)-2-(4-methoxy-benzyloxy)-5-methyl-8-triethylsilanyl-oct-7-ynal

(2S,4R,5R,7R)-5-hydroxy-4-((4-methoxybenzyl)oxy)-7-methyl-3-oxo-10-(triethylsilyl)dec-9-yne-1,2-diyl dibenzoate

(4S,5R,7R)-5-((tert-butyldimethylsilyl)oxy)-3-hydroxy-4-((4-methoxybenzyl)oxy)-7-methyl-10-(triethylsilyl)dec-9-yne-1,2-diyl dibenzoate