6H-Pyrido(2,3-b)(1,4)benzodiazepin-6-one, 5,11-dihydro-11-((4-(3-methyl-2-butenyl)-1-piperazinyl)acetyl)-, dihydrochloride

11-{[4-(3-Methylbut-2-en-1-yl)piperazin-1-yl]acetyl}-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one--hydrogen chloride (1/2)