for the following products
11-(2-(4-Methylpiperazin-1-yl)acetyl)-5,11-dihydro-6H-benzo[e]pyrido[3,2-b][1,4]diazepin-6-one dihydrochloride | 5,11-Dihydro-11-((4-methylpiperazin-1-yl)acetyl)-6H-pyrido(2,3-b)-(1,4)benzodiazepin-6-one dihydrochloride | Pirenzepine dihydrochloride and Pirenzepine hydrochloride
