2-cyclohexen-1-one, 3-hydroxy-2,5,5-trimethyl- 3-hydroxy-2,5,5-trimethylcyclohex-2-en-1-one InChI=1/C9H14O2/c1-6-7(10)4-9(2,3)5-8(6)11/h10H,4-5H2,1-3H