137731-28-3 4H-(1,2,4)Triazolo(4,3-a)(1,5)benzodiazepine, 5-(methylthio)-1-phenyl- 5-(Methylthio)-1-phenyl-4H-(1,2,4)triazolo(4,3-a)(1,5)benzodiazepine BRN 4816477