(1S,3R,4S)-1-<(E)-2-<(2R,4S,5S)-5-(benzyloxy)-4-<2-(tert-butyldimethylsiloxy)ethyl>-2-phenyl-m-dioxan-5-yl>vinyl>-3-(methoxymethoxy)-7,7-dimethylbicyclo<2.2.1>heptan-2-one

(1S,2S,3R,4S)-1-<(E)-2-<(2R,4S,5S)-5-(benzyloxy)-4-<2-(tert-butyldimethylsiloxy)ethyl>-2-phenyl-m-dioxan-5-yl>vinyl>-3-(methoxymethoxy)-7,7-dimethyl-2-<(E)-1-propenyl>bicyclo<2.2.1>heptan-2-ol

(1S,2R,5R,6S,7E)-6-<(2R,4S,5S)-5-(benzyloxy)-4-<2-(tert-butyldimethylsiloxy)ethyl>-2-phenyl-m-dioxan-5-yl>-4-hydroxy-2-(methoxymethoxy)-5,11,11-trimethylbicyclo<6.2.1>undec-7-en-3-one