1,10-Dimethyl-1-(4-(ethylamino)butyl)-3,4-dihydro-1H-(1,4)oxazino(4,3-a)indole hydrochloride 1H-(1,4)Oxazino(4,3-a)indole, 3,4-dihydro-1,10-dimethyl-1-(4-(ethylamino)butyl)-, monohydrochloride 56220-84-9