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

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

(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

(1S,3R,4R,5R,6R,7R)-5,6-dimethyl-7-ethyl-4-(4-methoxybenzyloxy)-3-(triisopropylsiloxymethyl)-2,8-dioxabicyclo[3.3.0]octan-6-ol

ethyl (1S,3R,4R,5R,6R,7R)-3-{5,6-dimethyl-7-ethyl-6-hydroxy-4-(4-methoxybenzyloxy)-2,8-dioxabicyclo[3.3.0]oct-3-yl}-prop-2-enoate