Chemical Name: (S)-9,10-Difluro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid ; Levofloxacin Q Acid ;
Synonym: Levofloxacin USP Related Compound B ; Levofloxacin Difluoro Carboxylic Acid
Smile: O=C1C2=CC(F)=C(F)C(OC3)=C2N([C@H]3C)C=C1C(O)=O