83892-96-0 BRN 5635176 BUTYROPHENONE, 4'-FLUORO-4-(METHYL(2-(1,2,3,4-TETRAHYDRO-9H-PYRIDO(3,4-b)INDOL-2 Butyrophenone, 4'-fluoro-4-(methyl(2-(1,2,3,4-tetrahydro-9H-pyrido(3,4-b)indol-2-yl)ethyl)amino)-