(2S,5S,7S,1'S,2'S,1''S)-(+)-7-{2''-(tert-butyldiphenylsilyloxy)-1''-methylethyl}-2-(1',2'-epoxy-3'-hydroxy-2'-methylprop-1'-yl)-1,6-dioxaspiro[4.5]decane

3-((2S,3S)-3-{(2S,5S,7S)-7-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-1,6-dioxa-spiro[4.5]dec-2-yl}-2-methyl-oxiranyl)-2-hydroxy-propionic acid methyl ester

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

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

(1'E,2S,5R,7S,1''S)-(+)-7-{2''-(tert-butyldiphenylsilyloxy)-1''-methylethyl}-2-(3'-hydroxy-1'-propenyl)-1,6-dioxaspiro[4.5]decane