2894-71-5 2H-1,4-Benzodiazepine-2-thione, 7-chloro-5-(2-chlorophenyl)-1,3-dihydro- 49853-64-7 7-Ccdbt 7-Chloro 5-(2-chlorophenyl)-1,3-dihydro-2H-(1,4)-benzodiazepine-2-thione