1,2-Ethanediamine, N,N-diethyl-N'-(2-nitro-3-thienyl)-, monohydrochloride 122777-88-2 3-Thiophenamine, N-(2-(diethylamino)ethyl)-2-nitro-, monohydrochloride N,N-Diethyl-N'-(2-nitro-3-thienyl)-1,2-ethanediamine hydrochloride