Synonyms: 1-cyclopropyl-6-fluoro-5-methyl-7-(3-methylpiperazin-1-yl)-4-oxo-2,3-dihydroquinoline-3-carboxylic acid hydrochloride;3-Quinolinecarboxylic acid, 1,4-dihydro-1-cyclopropyl-6-fluoro-5-methyl-7-(3-methyl-1-piperazinyl)-4-oxo-, monohydrochloride, (+-)-;3-Quinolinecarboxylic acid, 1-cyclopropyl-6-fluoro-1,4-dihydro-5-methyl-7-(3-methyl-1-piperazinyl)-4-oxo-, monohydrochloride;Unii-A4er1Z8N9n