(1'E,2S,5R,7S,1''S)-(+)-7-{2''-(tert-butyldiphenylsilyloxy)-1''-methylethyl}-2-(2'-ethoxycarbonyl-2'-methyl-1'-propenyl)-1,6-dioxaspiro[4.5]decane

cis-(S)-2-piperonylidene-4-benzyloxymethyl-4-butanolide

5-[(1RS,4S)-5-benzyloxy-1,4-dihydroxypentyl]-2-(tert-butyldimethylsilyl)-N,N-dimethyl-1H-imidazolesulfonamide

(2S,9S,10S)-1-Benzyloxy-11-(tert-butyl-diphenyl-silanyloxy)-2,9-bis-(4-methoxy-benzyloxy)-10-methyl-undecan-5-one

(2S,5S,7S,1''S)-(+)-7-{2''-(tert-butyldiphenylsilyloxy)-1''-methylethyl}-2-formyl-1,6-dioxaspiro[4.5]decane