4-((5-fluoropyridin-2-yl)methoxy)pyridin-2(1H)-one   、                                                                                      
tert-butyl 8-bromo-3,4-dihydrobenzofuro[3,2-c]pyridine-2(1H)-carboxylate                                                                                                                                                                                                                                                                                                          以to provide the title compound (85 mg, 20%) as an off-white solid的产率得到tert-Butyl 8-(4-((5-fluoropyridin-2-yl)methoxy)-2-oxopyridin-1(2H)-yl)-3,4-dihydrobenzofuro[3,2-c]pyridine-2(1H)-carboxylate