1(3H)-isobenzofuranone, 5-(1,1-dimethylethyl)-4,5,6,7-tetrahydro- 5-tert-butyl-4,5,6,7-tetrahydro-2-benzofuran-1(3H)-one InChI=1/C12H18O2/c1-12(2,3)9-4-5-10-8(6-9)7-14-11(10)13/h9H,4-7H2,1-3H