3-{(2S,5S)-5-[(S)-1-(tert-Butyl-dimethyl-silanyloxy)-3-((2R,3S,5R,6R)-3-dodecyl-5,6-dimethoxy-5,6-dimethyl-[1,4]dioxan-2-yl)-propyl]-tetrahydro-furan-2-yl}-propionaldehyde

(2S,3S,5R,6R)-3-Dodecyl-5,6-dimethoxy-5,6-dimethyl-[1,4]dioxane-2-carbaldehyde

(2'R,4R,5S)-3-(4'-benzyloxy-2'-hydroxybutylidene)-4-N-phenylaminodihydro-5-methylfuran-2-one

(2'S,3R,4R,5S)-3-(4'-benzyloxy-2'-tert-butyldimethylsilyloxy)butyl-4-N-phenyl-N-trifluoroacetamido-2,3,4,5-tetrahydro-5-methylfuran-2-one

(2'S,3R,4R,5S)-3-(4'-hydroxy-2'-tert-butyldimethylsilyloxy)butyl-4-N-phenyl-N-trifluoroacetamido-2,3,4,5-tetrahydro-5-methylfuran-2-one