119377-09-2 1H-Pyrido(3,4-b)indole-3-carboxylic acid, 2,3,4,9-tetrahydro-1-(3-pyridinyl)-, propyl ester Propyl 1-(3-pyridinyl)-2,3,4,9-tetrahydro-1H-pyrido(3,4-b)indole-3-carboxylate