110785-20-1 1H-Pyrido(3,4-b)indole, 2,3,4,9-tetrahydro-2-((diethylamino)acetyl)-1-(3-pyridinyl)- 2,3,4,9-Tetrahydro-2-((diethylamino)acetyl)-1-(3-pyridinyl)-1H-pyrido(3,4-b)indole