5,5-二甲基-2-环己烯-1-酮

1,5,5-trimethylcyclohexene

1-(5,5-dimethylcyclohexen-1-yl)ethanone

(4,4-dimethyl-2-oxocyclohexyl) acetate

acetic acid,3,3-dimethylcyclohexen-1-ol