5,5-dimethyl-7-oxabicyclo[4.1.0]heptan-2-ol

2,5,5-trimethylcyclopent-1-en-1-yl triflate

cis-5,8,8-trimethylbicyclo<3.3.0>oct-3-en-2-one

(3aS,6aS)-3a,6,6-Trimethyl-2-vinyl-octahydro-pentalene-1-carboxylic acid

(E)-8-Chloro-2,5,5-trimethyl-octa-1,6-diene