10H-Thieno(2,3-b)(1,5)benzodiazepine, 7-chloro-2-ethyl-4-(1-piperazinyl)- 61326-01-0 7-Chloro-2-ethyl-4-(1-piperazinyl)-10H-thieno(2,3-b)(1,5)benzodiazepine BRN 1033586