132843-25-5 7H-Pyrido(1,2,3-de)-1,4-benzothiazine-6-carboxylic acid, 9-fluoro-2,3-dihydro-10-(4-methyl-1-piperazinyl)-7-oxo-, 1-oxide, monohydrochloride 9-Fluoro-2,3-dihydro-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido(1,2,3-de)-1,4-benzothiazine-6-carboxylic acid 1-oxide, monohydrochloride Rufloxacin sulfoxide Rufloxacinsulfoxide