2,3-bis(chloromethyl)-1,3-butadiene

(3,4-dimethylcyclohex-3-en-1-yl)-triphenylphosphanium,bromide

1,3,4-trimethyl-1-phenyl-2,5-dihydrosilole

5,6-dimethyl-1,3-diphenyl-4,7-dihydro-2-benzofuran

1-(difluoromethyl)-4,5-dimethyl-2-propylsulfonylcyclohexa-1,4-diene