[(S)-1-((2R,5S)-5-Methyl-2,5-dihydro-furan-2-yl)-2-oxo-ethyl]-carbamic acid benzyl ester

3,6-anhydro-2,7-dideoxy-2-(2,2-diphenylhydrazino)-L-glycero-D-gulo-heptono-1,4-lactone

phenyl 2-O-<(diphenylhydrazono)acetyl>-1-seleno-β-L-xylofuranoside

phenyl 5-deoxy-2-O-<(diphenylhydrazono)acetyl>-5-phenylseleno-1-seleno-β-L-xylofuranoside

2,5-anhydro-1,6-dideoxy-7-O-<(1,1-dimethylethyl)diphenylsilyl>-6-(2,2-diphenylhydrazino)-D-glycero-L-ido-heptitol