(3S,4S)-N-benzyl-N-(tert-butoxycarbonyl)-4,5-O-isopropylidene-4,5-dihydroxypent-1-en-3-amine

Benzyl-[(S)-1-((S)-2-hydroxy-1-methoxy-ethyl)-allyl]-carbamic acid tert-butyl ester

Benzyl-[(S)-1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,3-dihydroxy-propyl]-carbamic acid tert-butyl ester

Benzyl-{(S)-1-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-1-methoxy-ethyl]-allyl}-carbamic acid tert-butyl ester

(2S,3S)-2-(Benzyl-methyl-amino)-3-methoxy-butane-1,4-diol

(2S,3S)-3-(tert-butoxycarbonyl)pent-4-en-1,2-diol

Benzyl-[(S)-1-((S)-1,2-dihydroxy-ethyl)-allyl]-carbamic acid tert-butyl ester

(3aR,4R,6aS)-4-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester

Benzyl-{(S)-1-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-ethyl]-allyl}-carbamic acid tert-butyl ester