1,2,3,4,6,7-Hexahydropyrrolo(3,2,1-jk)(1,4)benzodiazepine 28740-91-2 5-23-07-00028 (Beilstein Handbook Reference) BRN 0958366 Pyrrolo(3,2,1-jk)(1,4)benzodiazepine, 1,2,3,4,6,7-hexahydro-