136364-78-8 4H-Pyrrolo(1,2-a)thieno(2,3-f)(1,4)diazepine, 5,6-dihydro-6-(4-nitrophenyl)- 5,6-Dihydro-6-(4-nitrophenyl)-4H-pyrrolo(1,2-a)thieno(2,3-f)(1,4)diazepine BRN 4846043