(Methoxy-3 phenyl)-6 tetrahydro-2,3,5,6 1H-imidazo(2,1-b)benzodiazepine-1,3 one-3 chlorhydrate 3H-Imidazo(2,1-b)(1,3)benzodiazepin-3-one, 1,2,5,6-tetrahydro-6-(4-methoxyphenyl)-, monohydrochloride 97844-90-1