127254-10-8

DU 6857 Sitafloxacin Sitafloxacin·1.5H2O SitafloxacinisomerⅢ(RRS) Sitafloxacin Impurity HCl sitafloxacin isomer III(RRS) Sitafloxacin Isomer Impurity 7 (1R,2S,7R)-Sitafloxacin-d4 HCl Sitafloxacin Isomer Impurity 9(RRS) 7-((R)-7-Amino-5-azaspiro[2.4]heptan-5-yl)-8-chloro-6-fluoro-1-((1R,2S)-2-fluorocyclopropyl)-4 7-[(4S)-4-Amino-6-azaspiro[2.4]heptan-6-yl]-8-chloro-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-4-oxoquinoline-3-carboxylic acid (1R)-7-[(7S)-7-amino-5-azaspiro[2.4]heptan-5-yl]-8-chloro-6-fluoro-1-[(2S)-2-fluorocyclopropyl]-4-oxo-quinoline-3-carboxylic acid 7-[(7R)-7-amino-5-azaspiro[2.4]hept-5-yl]-8-chloro-6-fluoro-1-[(1R,2S)-2-fluoro-cyclopropyl]-1,4-dihydro-4-oxo-Quinolin-3-carboxylic acid 3-Quinolinecarboxylic acid, 7-[(7R)-7-aMino-5-azaspiro[2.4]hept-5-yl]-8-chloro-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-4-oxo-