LS 822

N-Desmethyl Pirenzepine

5,11-Dihydro-11-(1-piperazinylacetyl)-6H-pyrido[2,3-β][1,4]benzodiazepin-6-one

5,11-Dihydro-11-(1-piperazinylacetyl)-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one