2-(3-Butoxypropyl)-9(or 10)-chlorobenzimidazo(2,1-b)benzo(lmn)(3,8)phenanthroline-1,3,6(2H)-trione 56532-85-5 Benzimidazo(2,1-b)benzo(lmn)(3,8)phenanthroline-1,3,6(2H)-trione, 2-(3-butoxypropyl)-9(or 10)-chloro- EINECS 260-251-9