(1S,2S,3S,4S,5R)-3-O-(tert-butyldimethylsilyl)-5-iodo-1,2-O-isopropylidenecyclopentane-1,2,3,4-tetrol

(1R,2R,3R,4S,5S)-3,4-bis-O-(tert-butyldimethylsilyl)-5-iodo-1,2-O-isopropylidenecyclopentane-1,2,3,4-tetrol

(3aR,4S,6aS)-4-Benzyloxy-2,2-dimethyl-4,6a-dihydro-3aH-cyclopenta[1,3]dioxole

(3aS,3bR,6aR,7S,7aS)-7-((benzyloxy)methoxy)-2,2-dimethyl<1,3>dioxolo<4,5-d>cyclopent<4,5-d>oxazolidin-5-one

(3aR,3bR,6aR,7S,7aR)-7-hydroxy-2,2-dimethyl<1,3>dioxolo<4,5-d>cyclopent<4,5-d>oxazolidin-5-one