5,6,7,8,9,10-hexahydrobenzo[8]annulene InChI=1/C12H16/c1-2-4-8-12-10-6-5-9-11(12)7-3-1/h5-6,9-10H,1-4,7-8H benzocyclooctene, 5,6,7,8,9,10-hexahydro-