N'-[(S)-2-{(4S,5R,6S)-6-[(R)-3-(tert-Butyl-diphenyl-silanyloxymethyl)-pentyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-1-methyl-prop-(E)-ylidene]-N,N-dimethyl-hydrazine

(R)-5-[(tert-butyldiphenylsilyl)oxy]-4-ethyl-1-pentanol

(2S,3S,4S,5R,6R,8S,9S)-3,5,9-trimethyl-8-[(R)-2-(tert-butyldimethylsiloxy)-1-propyl]-2-[(R,E)-3-ethyl-5-iodo-4-pentene]-1,7-dioxaspiro[5.5]undecan-4-ol

N'-[(4S,5S,7R)-7-Benzyloxy-5-(tert-butyl-dimethyl-silanyloxy)-1-((S)-1-{(4S,5R,6S)-6-[(R)-3-(tert-butyl-diphenyl-silanyloxymethyl)-pentyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethyl)-4-methyl-oct-(E)-ylidene]-N,N-dimethyl-hydrazine