1,2-Ethanediamine, N-(2-butoxy-7-chlorobenzo(b)-1,5-naphthyridin-10-yl)-N-(2-chloropropyl)-, dihydrochloride 2-Butoxy-7-chloro-10-((2-((2-chloropropyl)amino)ethyl)amino)benzo(b)-1,5-naphthyridine 2HCl 38915-43-4 ICR 446