methyl [2R,3S,4R,6S,1'R]-3,4-isopropylidenedioxy-2-[(1,2-isopropylidenedioxy)ethyl]tetrahydroo-2H-pyran-6-carboxylate

(3aS,5S,7S,7aS)-7-Benzenesulfonyl-5-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-furo[3,2-b]pyran-3-one

methyl (3aS,4R,7aR)-4-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-3a,7a-dihydro-4H-[1,3]dioxolo[4,5-c]pyran-6-carboxylate

[1S,3S,5S,6S]-3-(tert-butyldiphenylsilyloxymethyl)-9-oxo-5-phenylsulfonyl-2,7-dioxabicyclo[4.3.0]nonane

[2R,3R,4S,6S,1'R]-3,4:1',2'-diisopropylidene-6-(tert-butyldiphenylsilyloxymethyl)-3,4-dihydroxy-2-(1,2-dihydroxyethyl)tetrahydro-2H-pyran

[2S,4S]-2-(tert-butyldiphenylsilyloxymethyl)-4-phenylsulfonyl-3,4-dihydro-2H-pyran

methyl 4,5,7,8-tetra-O-acetyl-3-deoxyl-alpha-D-manno-2-octulopyranosonate