2,2,7,7-Tetramethyl-5,6-epoxytricyclo-(6.2.1.0(1,6))undecane 4a,7-Methano-4aH-naphth(1,8a-b)oxirene, octahydro-4,4,8,8-tetramethyl- 67999-56-8 EINECS 268-066-5 Isolongifolene epoxide Octahydro-4,4,8,8-tetramethyl-4a,7-methano-4aH-naphth(1,8a-b)oxir- ene Octahydro-4,4,8,8-tetramethyl-4a,7-methano-4aH-naphth(1,8a-b)oxirene