dimethyl 3-{(2R,4R,6R)-6-[2-(4-methoxyphenoxy)ethyl]-2-phenyl-1,3-dioxan-4-yl}-2-oxopropyl-phosphonate

(3E,5Z)-1-{(2R,4R,6R)-6-[2-(4-methoxyphenoxy)ethyl]-2-phenyl-1,3-dioxan-4-yl}-5-methylhepta-3,5-dien-2-one

(2R)-1-{(2R,4R,6R,8R,9S)-4-[tert-butyl(diphenyl)silyloxy]-8,9-dimethyl-1,7-dioxaspiro[5.5]undecan-2-yl}-3-methylbut-3-en-2-ol

(2S,4R,6R,8R,9S)-4-[tert-butyl(diphenyl)silyloxy]-8,9-dimethyl-2-[2-(4-methoxyphenoxy)ethyl]-1,7-dioxaspiro[5.5]undecane

(2R,4R,6R,8R,9S)-4-hydroxy-8,9-dimethyl-2-[2-(4-methoxyphenoxy)ethyl]-1,7-dioxaspiro[5.5]undecane