(S)-(+)-3-(2,2-二甲基-1,3-二氧戊环-4-基)-顺式-2-丙烯酸乙酯

5-O-(tert-butyldimethylsilyl)-2,3-dideoxy-L-glyceropentonic acid γ-lactone

4(R)-azido-5(S)-[[(tert-butyldimethylsilyl)oxy]methyl]-3,4-dihydro-5H-furan-2-one

1-O-acetyl-3-azido-2,3-dideoxy-5-O-(tert-butyldimethylsilyl)-α,β-D-erythro-pentofuranose