(4R,5S)-5-(tert-Butyl-dimethyl-silanyloxymethyl)-4-(2-hydroxy-5-oxo-2,5-dihydro-furan-2-yl)-3-methyl-oxazolidin-2-one

(1R,4S,5R,7R)-7-(tert-Butyl-dimethyl-silanyloxymethyl)-6,8-dioxa-bicyclo[3.2.1]oct-2-en-4-ol

(1S,2S,3R,4S,5S,7R)-2-Benzyloxy-7-(tert-butyl-dimethyl-silanyloxymethyl)-6,8-dioxa-bicyclo[3.2.1]octane-3,4-diol

(1R,2S,3S,4S,5R,7S)-2,3,4-Tris-benzyloxy-7-iodomethyl-6,8-dioxa-bicyclo[3.2.1]octane

(1R,2R,3S,4R,5R,7S)-2,3,4-Tris-benzyloxy-7-iodomethyl-6,8-dioxa-bicyclo[3.2.1]octane