(Z)-(2S,8R,9S,12R)-9-(tert-Butyl-dimethyl-silanyloxy)-12-(tert-butyl-dimethyl-silanyloxymethyl)-2-((4S,6R)-2,2-di-tert-butyl-6-methyl-[1,3,2]dioxasilinan-4-yl)-5-(N',N'-dimethyl-hydrazino)-8-methyl-tetradec-5-en-7-one

(2S,3R,6R,8S,9S)-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-{(R)-3-[(tert-butyldimethylsilyl)oxymethyl]-1-pentyl}-1,7-dioxaspiro[5.5]undecan-4-one

(2S,3S,4S,6R,8S,9S)-2-[(R)-3-(tert-Butyl-dimethyl-silanyloxymethyl)-pentyl]-8-((R)-2-hydroxy-propyl)-3,9-dimethyl-1,7-dioxa-spiro[5.5]undecan-4-ol

(2R,3S,6R)-3-(tert-Butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-octanoic acid

(R)-4-ethyl-5-<(tert-butyldimethylsilyl)oxy>pentanal