2-(3-fluoropyrrolidin-1-yl)ethan-1-amine 、 (1R,3R)-2-(bicyclo[1.1.1]pentan-1-yl)-1-(6-bromopyridin-3-yl)-3-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole 以12%的产率得到5-((1R,3R)-2-(bicyclo[1.1.1]pentan-1-yl)-3-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-1-yl)-N-(2-(3-fluoropyrrolidin-1-yl)ethyl)pyridin-2-amine