2-cyclohexen-1-one, 4,4,6-trimethyl-6-(2-propenyl)- 6-allyl-4,4,6-trimethylcyclohex-2-en-1-one InChI=1/C12H18O/c1-5-7-12(4)9-11(2,3)8-6-10(12)13/h5-6,8H,1,7,9H2,2-4H