1-(1(Or 4)-methyl-4(or 1)-(1-methylethyl)bicyclo(2.2.2)oct-5-en-2-yl)ethan-1-one 1-(1(or 4)-Methyl-4(or 1)-(1-methylethyl)bicyclo(2.2.2)oct-5-en-2-yl)ethanone 1-Methyl-4-isopropyl-2(3)-acetylbicyclo(2.2.2)oct-5-ene 69882-09-3 EINECS 274-184-8 Ethanone, 1-(1(or 4)-methyl-4(or 1)-(1-methylethyl)bicyclo(2.2.2)oct-5-en-2-yl)-