tert-Butyl 7-(4-(5-fluoropyridin-2-ylmethoxy)-2-oxopyridin-1(2H)-yl)-4,5-dihydro-1H-benzo[4,5]thieno[2,3-c]azepine-2(3H)-carboxylate 以81%的产率得到4-(5-Fluoropyridin-2-ylmethoxy)-1-(2,3,4,5-tetrahydro-1H-benzo[4,5]thieno[2,3-c]azepin-7-yl)pyridin-2(1H)-one hydrochloride