1,3-Propanediamine, N-(2-chloroethyl)-N'-(7-chloro-4-quinolinyl)-N-ethyl-, dihydrochloride 4248-48-0 7-Chloro-4-(3-ethyl(2-chloroethyl)aminopropylamino)quinoline dihydrochloride ICR-172 Quinoline, 7-chloro-4-((3-((2-chloroethyl)ethylamino)propyl)amino)-, dihydrochloride