O3,O5-methanediyl-O2-(toluene-4-sulfonyl)-DL-1,4-anhydro-xylitol

Benzoic acid (2R,3R,4R)-3-methanesulfonyloxy-4-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethyl ester

1,4-anhydro-5-O-benzyl-D-ribitol

2(R)-(tert-butyldimethylsilyloxymethyl)-3(S)-(tert-butyldiphenylsilyloxy)-4(R)-aminotetrahydrofuran

S-[1,4-anhydro-5-deoxy-2,3-O-(1-methylethylidene)-D-ribitol-5-yl]-N-[(1,1-dimethylethoxy)carbonyl]-L-homocysteine