20103-75-7 4-Methyl-5-(3-dimethylaminopropyl)-4,5-dihydrobenzo(3,2-f)(1,4)thiazepin hydrochloride Thieno(2,3-b)(1,5)benzothiazepine, 4,5-dihydro-5-(3-(dimethylamino)propyl)-4-methyl-, monohydrochloride