4-(1,3,4,8,9,14,14b,14c-Octahydro-2H-pyrido[1'',2'':3',4']imidazo[1',5':1,2]pyrido[3,4-b]indol-6-yl)-N,N-diethylaniline AIDS-134781 AIDS134781 N-(4-(1,3,4,8,9,14,14b,14c-Octahydro-2H-pyrido[1'',2'':3',4']imidazo[1',5':1,2]pyrido[3,4-b]indol-6-yl)phenyl)-N,N-diethylamine NSC633544