1,2-Dihydro-6-methyl-N-propylbenzo(b)pyrrolo(3,2,1-jk)(1,4)benzodiazepine-7(6H)ethanamine 2HBr 74116-99-7 Benzo(b)pyrrolo(3,2,1-jk)(1,4)benzodiazepine-7(6H)-ethanamine, 1,2-dihydro-6-methyl-N-propyl-,dihydrobromide