1-oxaspiro[2.5]oct-4-ene, 4,8,8-trimethyl- 4,8,8-trimethyl-1-oxaspiro[2.5]oct-4-ene InChI=1/C10H16O/c1-8-5-4-6-9(2,3)10(8)7-11-10/h5H,4,6-7H2,1-3H