2-cyclohexen-1-one, 6-(chloroethynyl)-2,6-dimethyl- 6-(chloroethynyl)-2,6-dimethylcyclohex-2-en-1-one InChI=1/C10H11ClO/c1-8-4-3-5-10(2,6-7-11)9(8)12/h4H,3,5H2,1-2H