4-((5-fluoropyridin-2-yl)methoxy)pyridin-2(1H)-one 、 tert-butyl 9-bromo-4,5-dihydro-1H-benzofuro[3,2-c]azepine-2(3H)-carboxylate 以to provide the title compound (85 mg, 20%) as an off-white solid的产率得到tert-Butyl 9-(4-((5-fluoropyridin-2-yl)methoxy)-2-oxopyridin-1(2H)-yl)-4,5-dihydro-1H-benzofuro[3,2-c]azepine-2(3H)-carboxylate