(E,2S,3S,4S,6R)-9-((4S,5R)-5-ethyl-2,2,4-trimethyl-1,3-dioxolan-4-yl)-3-hydroxy-7-O-(tert-butyldimethylsilyl)-2,4,6-trimethylnon-8-enyl acetate

(E,2S,3S,4S,6R)-9-((4S,5R)-5-ethyl-2,2,4-trimethyl-1,3-dioxolan-4-yl)-3-O-(tert-butyldimethylsilyl)-2,4,6-trimethylnon-8-ene-1,7-diol

(E,2R,3S,4S,6R)-9-((4S,5R)-5-ethyl-2,2,4-trimethyl-1,3-dioxolan-4-yl)-3-O-(tert-butyldimethylsilyl)-2,4,6-trimethyl-7-oxonon-8-enoic acid