(R)-3-Methyl-4-((R)-4-oxo-3,4-dihydro-2H-pyran-2-yl)-butyric acid methyl ester

(3Z,9E)-(1R,7S,11S,15S,17R)-7-((E)-(S)-3-Cyclohexyl-1-hydroxy-allyl)-11-methoxymethoxy-15-methyl-13-methylene-6,21-dioxa-bicyclo[15.3.1]henicosa-3,9,19-trien-5-one

(S,S)-2,2-dimethyl-4-[(tert-butyldimethylsilyloxy)methyl]-5-vinyl-1,3-dioxolane

tert-Butyl-[(Z)-4-((4S,5S)-2,2-dimethyl-5-vinyl-[1,3]dioxolan-4-yl)-but-3-enyloxy]-dimethyl-silane

(Z)-(5S,6S)-5,6-Bis-(tert-butyl-dimethyl-silanyloxy)-octa-3,7-dienal