Similar names: 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-, (3S)-; 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-, (S)-; (3S)-9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid; DN 5455; Desmethyl Levofloxacin; UING 4-255; (S)-9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid; Levofloxacin Rel. Comp. A (USP); N-Desmethyllevofloxacin