(R)-1'-((4R,5R)-5-ethynyl-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1',2'-diol

1,2-dideoxy-D-arabino-hex-1-enitol dibenzyl 6-phosphate

1,2-dideoxy-3,4-O-isopropylidene-5-O-tetrahydropyranyl-D-arabino-hex-1-ynitol

1,2-dideoxy-D-arabino-hex-1-ynitol dibenzyl 6-phosphate

1,2-dideoxy-3,4-O-isopropylidene-6-O-tert-butyldiphenylsilyl-5-O-tetrahydropyranyl-D-arabino-hex-1-ynitol