127199-25-1
ethyl 8-chloro-6,7-difluoro-1-((1R,2S)-2-fluorocyclopropyl)-4-oxo-1,4-dihydroquinoline-3-carboxylate
→
~90%
127199-27-3
8-氯-6,7-二氟-1-[(1r,2s)-2-氟环丙基]-1,4-二氢-4-氧代-3-喹啉羧酸
127254-12-0
西他沙星