(2S,5R)-2-Hydroxy-2-isopropyl-5-methyl-5-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-cyclopentanone

(3S,3aS,4R,6aR)-3-Hydroxy-6a-isopropyl-4-methyl-4-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-hexahydro-cyclopenta[b]furan-2-one

(3R,3aS,4R,6aR)-3-Hydroxy-6a-isopropyl-4-methyl-4-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-hexahydro-cyclopenta[b]furan-2-one

tert-Butyl-{(R)-2,6-dimethyl-2-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-hept-5-enyloxy}-dimethyl-silane

(Diethoxy-phosphoryl)-acetic acid (1R,3R)-1-isopropyl-3-methyl-3-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-2-oxo-cyclopentyl ester