5,5-dimethyl-3-[(trimethylsilyl)oxy]cyclohex-2-en-one

diethyl 5,5-dimethyl-3-oxocyclohex-1-enyl phosphate

5,5-二甲基-1,3-环己二酮

3-iodo-5,5-dimethylcyclohex-2-en-1-one

5,5-dimethyl-3-phenylselanylcyclohex-2-en-1-one