(2R,3S,4R,5R)-1,5-bis(benzyloxy)-4-carbamoyl-3,4-bis(methoxymethoxy)hexan-2-yl methanesulfonate

(3S,4S,5S)-3-((R)-1-(benzyloxy)ethyl)-5-((benzyloxy)methyl)-3,4-dihydroxypyrrolidin-2-one

((4S,5R)-5-((R)-1-(benzyloxy)ethyl)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl)methanol

(3R,4S,5S)-3-((R)-1-(benzyloxy)ethyl)-5-((benzyloxy)methyl)-3,4-bis((triethylsilyl)oxy)pyrrolidin-2-one