(2R,3R,3aR,4R,5R,6aS)-2-Ethyl-5-hydroxymethyl-3,3a-dimethyl-hexahydro-furo[2,3-b]furan-3,4-diol

(4R,4aS,5S,6S,7aS)-4-(2-Benzyloxy-ethyl)-6-ethyl-2,2,4a,5-tetramethyl-tetrahydro-furo[2,3-d][1,3]dioxin-5-ol

(4S,4aS,5S,6S,7aS)-6-Ethyl-5-hydroxy-2,2,4a,5-tetramethyl-tetrahydro-furo[2,3-d][1,3]dioxine-4-carbaldehyde

(4S,4aS,5S,6S,7aS)-6-Ethyl-4-((S)-1-hydroxy-allyl)-2,2,4a,5-tetramethyl-tetrahydro-furo[2,3-d][1,3]dioxin-5-ol

(4R,4aS,5S,6S,7aS)-6-Ethyl-2,2,4a,5-tetramethyl-4-vinyl-tetrahydro-furo[2,3-d][1,3]dioxin-5-ol

(2R,3R,4R)-2-Ethyl-4-((E)-3-hydroxy-propenyl)-5-methoxy-3,4-dimethyl-tetrahydro-furan-3-ol

(2R,3R,4S)-4-(2-Benzyloxy-ethyl)-2-ethyl-5-methoxy-3,4-dimethyl-tetrahydro-furan-3-ol

(1S,5R,6R)-6-(2-Benzyloxy-ethyl)-4,5-dimethyl-2,7-dioxa-bicyclo[3.2.0]hept-3-ene

(3R,4R,5R)-7-Benzyloxy-5-(tert-butyl-diphenyl-silanyloxymethyl)-4,5-dimethyl-heptane-3,4-diol

(4R,4aS,5S,6S,7aS)-6-Ethyl-4-(2-hydroxy-ethyl)-2,2,4a,5-tetramethyl-tetrahydro-furo[2,3-d][1,3]dioxin-5-ol

(2RS,3R,4R,5R)-3-[(2R,3R)-2,3-dihydroxy-2-pentyl]-5-(triisopropylsiloxymethyl)-2-methoxy-4-(4-methoxybenzyloxy)-3-methyloxolane

[(R)-4-Benzyloxy-2-((R)-5-ethyl-2,2,4-trimethyl-[1,3]dioxolan-4-yl)-2-methyl-butoxy]-tert-butyl-diphenyl-silane