137731-14-7 4H-(1,2,4)Triazolo(4,3-a)(1,5)benzodiazepine, 5-(4-methyl-1-piperazinyl)- 5-(4-Methyl-1-piperazinyl)-4H-(1,2,4)triazolo(4,3-a)(1,5)benzodiazepine BRN 4815643