1,2,3,4-Tetrahydropyrrolo(3,2,1-jk)(1,4)benzodiazepine 27158-93-6 5-23-07-00326 (Beilstein Handbook Reference) BRN 0957993 Pyrrolo(3,2,1-jk)(1,4)benzodiazepine, 1,2,3,4-tetrahydro-