N-((2R,3S,4R,5R)-4,5-Dihydroxy-2-methyl-tetrahydro-furan-3-yl)-2,2,2-trifluoro-acetamide

2,4-O-benzylidene-5-deoxy-3-C-methyl-D-ribose ethylene dithioacetal

(+)-(3R,4S,5R)-3-mesyloxy-5-methyl-4-p-nitrobenzoyloxy-dihydro-2(3H)-furanone

(S)-3-Benzyloxy-2-[((2R,4R,5R,6R)-5-hydroxy-5,6-dimethyl-2-phenyl-[1,3]dioxane-4-carbonyl)-amino]-2-methyl-propionic acid

(R)-3-Benzyloxy-2-[((2R,4R,5R,6R)-5-hydroxy-5,6-dimethyl-2-phenyl-[1,3]dioxane-4-carbonyl)-amino]-2-methyl-propionic acid