Sitafloxacin Impurity 12 Sitafloxacin Sesquihydrate Sitafloxacin RRS isomer tert-Butyl (S)-(5-benzyl-5-azaspiro[2.4]heptan-7-yl)carbamate Sitafloxacin Impurity 14

7-((R)-7amino-5-azaspiro[2.4]heptan-5-yl)-8-chloro-6-fluoro-1-((1R,2S)-2-fluorocyclopropyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Sitafloxacin RSS isomer ETHYL 3-(3-CHLORO-2,4,5-TRIFLUOROPHENYL)-3-OXOPROPANOATE Sitafloxacin Impurity 1 7-((2-amino-2-(1-formylcyclopropyl)ethyl)amino)-6-fluoro-1-(2-fluorocyclopropyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

DU 6856 (1R,2S)-FLUOROCYCLOPROPYLAMINE TOSYLATE Citarfloxacin impurity B Sitagliptin Impurity C Sitafloxacin Isomer Impurity 6

Sitafloxacin Isomer Impurity 4 Citarfloxacin impurity D Sitafloxacin Isomer Impurity 5