(4,4-dimethylcyclopenten-1-yl)oxy-triethylsilane

(1S,5S,6R)-7,7-dichloro-6-methoxy-3,3-dimethylbicyclo[3.2.0]heptane-1,6-diol

7,7-dichloro-3,3-dimethyl-1-(triethylsiloxy)bicyclo[3.2.0]heptan-6-one

6,6-dichloro-5-hydroxy-3,3-dimethylbicyclo[3.2.0]heptan-7-one

1,1-dichlorohexahydro-6a-hydroxy-5,5-dimethyl-2(1H)-pentalenone