1,2,3,4-Tetrahydro-N,N,1,1,3,3-hexamethyl-5H-pyrido(4,3-b)indole-5-ethylamine 2HCL 40431-50-3 5H-Pyrido(4,3-b)indole, 1,2,3,4-tetrahydro-5-(2-(dimethylamino)ethyl)-1,1,3,3-tetramethyl-, dihydrochloride