2-[(3aR,4R,6S,7aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-4-yl]-ethanol

methyl (4S)-4,5-dihydroxypentanoate

(S)-4-Benzyl-3-{3-[(2R,6R)-6-(2-methoxymethoxy-ethyl)-3,6-dihydro-2H-pyran-2-yl]-propionyl}-oxazolidin-2-one

(S)-4-Benzyl-3-{3-[(2R,4S,5S,6R)-4,5-dihydroxy-6-(2-methoxymethoxy-ethyl)-tetrahydro-pyran-2-yl]-propionyl}-oxazolidin-2-one