2(1H)-Naphthalenone, octahydro-3,5,5,8,8-pentamethyl- 68856-21-3 AI3-26067 EINECS 272-504-0 Octahydro-3,5,5,8,8-pentamethyl-2(1H)-naphthalenone Octahydro-3,5,5,8,8-pentamethylnaphthalene-2(1H)-one