5-(4-((1R,1'R,3r,3,R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3,-yl)-3-oxo-3,4-dihydroquinoxalin-2-yl)-2-oxo-1,2-dihydropyridine-3-carboxamide                                                                                                                                                              在
                                                                                                                                                                                 
水   、                                                                                                  sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        以77%的产率得到5-(4-((1R,1'R,3r,3
,R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3
,-yl)-3-oxo-3,4-dihydroquinoxalin-2-yl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid