(1R,2R)-1-Formyl-1-methoxy-3-methyl-2-butyl (4Z,3R)-5-(ethoxycarbonyl)-3-<oxy>-4-<(1,1-dimethylethoxy)carbonyl>-4-hexenoate

1,1-Dimethylethyl (αS,2R,4R)-α-hydroxy-2-(3,4-dimethoxyphenyl)-1,3-dioxane-4-acetate

Ethyl (αZ,2R,4R)-2-(3,4-dimethoxyphenyl)-α-methyl-β-<(1,1-dimethylethoxy)carbonyl>-1,3-dioxane-4-prop-α-enoate