2-(4-fluorophenyl)-5-pentyl-1,2,3,4,5,6-hexahydropentalene InChI=1/C19H25F/c1-2-3-4-5-14-10-16-12-18(13-17(16)11-14)15-6-8-19(20)9-7-15/h6-9,14,18H,2-5,10-13H2,1H pentalene, 2-(4-fluorophenyl)-1,2,3,4,5,6-hexahydro-5-pentyl-