tert-Butyl 9-(4-((5-fluoropyridin-2-yl)methoxy)-2-oxopyridin-1(2H)-yl)-4,5-dihydro-1H-benzo[4,5]thieno[3,2-c]azepine-2(3H)-carboxylate 以71%的产率得到4-((5-Fluoropyridin-2-yl)methoxy)-1-(2,3,4,5-tetrahydro-1H-benzo[4,5]thieno[3,2-c]azepin-9-yl)pyridin-2(1H)-one hydrochloride