7-fluoro-9,1-((N-methylimino)methano)-8-(4-methyl-1-piperazinyl)-5-oxo-5H-thiazolo(3,2-a)quinoline-4-carboxylic acid
7-fluoro-9,1-((n-methylimino)methano)-8-(4-methyl-1-piperazinyl)-5-oxo-5h-thiazolo(3,2-a)quinoline-4-carboxylic acid