2,5-anhydro-4-O-benzoyl-3,6-dideoxy-L-ribo-hexose ethylene acetal

(2S,3R)-2-O-(2,6-dichlorobenzyl)-5-hexen-2,3-diol

1-(N,N-dimethylcarboxamido)-2-deoxy-β-L-erythropentofuranose

1-(N,N-dimethylcarboxamido)-2-deoxy-5-O-tosyl-β-L-erythropentofuranose