14176-50-2 2-(Ethylamino)-2-(2-thienyl)cyclohexanone hydrochloride CI 634 CI-634 CL 399 CN-54521-2 Cyclohexanone, 2-(ethylamino)-2-(2-thienyl)-, hydrochloride NSC167740 TILETAMINE HYDROCHLORIDE Tiletamin hydrochloride Tiletamine monohydrochloride