(4R,5S)-5-((1S,2R)-4-Benzyloxy-2-hydroxy-1-methoxy-butyl)-4-(2-methyl-allyl)-dihydro-furan-2-one

(4R,5S)-5-((1S,2R)-4-Benzyloxy-2-hydroxy-1-methoxy-butyl)-4-butyl-dihydro-furan-2-one

(+)-(4R,5R)-4-Butyl-5-<(1S,2R)-4-(benzyloxy)-2-hydroxy-1-methoxybutyl>dihydrofuran-2(3H)-one

(4R,5S,6R)-6-(2-Benzyloxy-ethyl)-5-methoxy-2,2-dimethyl-[1,3]dioxane-4-carbaldehyde

(4S,5S)-2-{(E)-2-[(4S,5S,6R)-6-(2-Benzyloxy-ethyl)-5-methoxy-2,2-dimethyl-[1,3]dioxan-4-yl]-vinyl}-4-methoxymethyl-5-phenyl-4,5-dihydro-oxazole