(1S,4S,8R)-8-[(1R)-1-(phenylthiomethyl)-2-methylpropyl]-1-methylbicyclo[2.2.2]oct-5-en-2-one

tert-Butyl-((R)-2-{(1S,2R,4S)-8-[1-methoxy-meth-(E)-ylidene]-4-methyl-bicyclo[2.2.2]oct-5-en-2-yl}-3-methyl-butoxy)-dimethyl-silane

(1S,2S,4S,8R)-8-[(R)-1-[(tert-butyldimethylsiloxy)methyl]-2-methylpropyl]-1-methyl-2-vinylbicyclo[2.2.2]oct-5-en-2-ol

(1S,4S,8R)-8-[(R)-1-[(tert-butyldimethylsiloxy)methyl]-2-methylpropyl]-1-methylbicyclo[2.2.2]oct-5-en-2-one

(1S,2S,4S,8R)-2-[(1E,3S)-4-(benzyloxy)-3-methyl-1-butenyl]-8-[(1R)-1-[(tert-butyldimethylsiloxy)methyl]-2-methylpropyl]-1-methylbicyclo[2.2.2]oct-5-en-2-ol