142287-27-2 5,7-Dihydro-5-butyl-6H-dipyrido(3,2-d:2',3'-f)(1,3)diazepin-6-one monohydrochloride 5-Butyl-6,7-dihydro-5H-dipyrido(3,2-d:2',3'-f)(1,3)diazepin-6-one hydrochloride 6H-Dipyrido(3,2-d:2',3'-f)(1,3)diazepin-6-one, 5,7-dihydro-5-butyl-, monohydrochloride