1-(6-氨基-3,5-二氟吡啶-2-基)-7-(3-((1-(6-氨基-3,5-二氟吡啶-2-基)-3-羧基-8-氯-6-氟-4-氧代-1,4-二氢喹啉-7-基)氨基)-2-羟丙氧基)氮杂环丁烯-1-基)-8-氯-6-氟-4-氧代-1,4-二氢喹啉-3-羧酸 (1-(6-Amino-3,5-difluoropyridin-2-yl)-7-(3-(3-((1-(6-amino-3,5-difluoropyridin-2-yl)-3-carboxy-8-chloro-6-fluoro-4-oxo-1,4-dihydroquinolin-7-yl)amino)-2-hydroxypropoxy)azetidin-1-yl)-8-chloro-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid)