62538-83-4 9H-Dibenz(b,f)imidazo(1,2-d)(1,4)diazepine, 7-chloro-3-methyl-, hydrochloride Chloro-7 methyl-3 9H-imidazo(1,2-d)dibenzo(b,f)diazepine-1,4 chlorhydrate [French]