5-O-tert-butyldimethylsilyl-2,3-O-isopropylidene-N-diphenylmethyl-1,4,6,7,8-pentadeoxy-1,4-imino-D-gulo-oct-7-enitol

(1S,2R,8S,8aR)-1,2,8-trihydroxy-octahydroindolizine

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

5-O-tert-butyldimethylsilyl-2,3-O-isopropylidene-N-diphenylmethyl-1,4,6,7-tetradeoxy-1,4-imino-D-gulo-octitol

(1S,2R,8S,8aR)-1,2,8-triacetoxyindolizine

Methanesulfonic acid (S)-4-((3aS,4S,6aR)-5-benzhydryl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrol-4-yl)-4-(tert-butyl-dimethyl-silanyloxy)-butyl ester