39744-95-1 5-(2-(Dimethylamino)ethyl)-5,6,7,8-tetrahydro-5H-pyrido(4,3-b)indole dihydrochloride 5H-Pyrido(4,3-b)indole, 5,6,7,8-tetrahydro-5-(2-(dimethylamino)ethyl)-, dihydrochloride 9-(beta-Dimethylaminoethyl)-5,6,7,8-tetrahydro-gamma-carboline dihydrochloride