4,7-Methano-1H-indene, 6-ethoxy-3a,4,5,6,7,7a-hexahydro- 6-Ethoxy-3a,4,5,6,7,7a-hexahydro-4,7-methano-1H-indene 66977-26-2 8-Ethoxytricyclo(5.2.1.02,6)dec-3-ene EINECS 266-531-7