Acetic acid (2S,3S,4R)-2-((R)-1-acetoxy-2-oxo-ethyl)-1-allyl-4-benzyloxy-pyrrolidin-3-yl ester

Acetic acid (2R,3S,4R)-2-((S)-1-acetoxy-allyl)-1-allyl-4-benzyloxy-pyrrolidin-3-yl ester

(2S,3S,4R)-1-Allyl-4-benzyloxy-2-((R)-2,2-bis-ethylsulfanyl-1-hydroxy-ethyl)-pyrrolidin-3-ol

(2R,3S,4R)-1-Allyl-4-benzyloxy-2-((S)-1-hydroxy-allyl)-pyrrolidin-3-ol

(3aR,9S,9aS,9bS)-9-(tert-butyl-dimethyl-silanyloxy)-2,2-dimethyl-octahydro-1,3-dioxolo[4,5-a]indolizidine