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

(1R,3R,4R,5R,6R,7R)-7-<(1E,3E)-4-(ethoxycarbonyl)buta-1,3-dienyl>-3-ethyl-4,6-dihydroxy-4,5-dimethyl-2,8-dioxabicyclo<3.3.0>octane

(2S,3R,3aR,4R,5R,6aR)-5-Ethyl-4-hydroxy-3-(4-methoxy-benzyloxy)-3a,4-dimethyl-hexahydro-furo[2,3-b]furan-2-carbaldehyde

(2E,4E)-5-[(2R,3R,3aR,4R,5R,6aS)-5-Ethyl-4-hydroxy-3-(4-methoxy-benzyloxy)-3a,4-dimethyl-hexahydro-furo[2,3-b]furan-2-yl]-penta-2,4-dienoic acid ethyl ester

(E)-3-((2R,3R,3aR,4R,5R,6aS)-5-Ethyl-3,4-dihydroxy-3a,4-dimethyl-hexahydro-furo[2,3-b]furan-2-yl)-propenal