1-cyclopropyl-6-fluoro-5-methyl-7-(3-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylic acid hydrochloride 1-cyclopropyl-6-fluoro-5-methyl-7-(3-methylpiperazin-1-yl)-4-oxo-quinoline-3-carboxylic acid hydrochloride 1-cyclopropyl-6-fluoro-5-methyl-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid hydrochloride 1-cyclopropyl-6-fluoro-4-keto-5-methyl-7-(3-methylpiperazin-1-yl)quinoline-3-carboxylic acid hydrochloride 161967-81-3 Lungaskin D02178 GPFX Grepafloxacin hydrochloride Grepafloxacin hydrochloride (JAN/USAN) Raxar Raxar (TN) Vaxar OPC-17116