161967-81-3 173689-78-6 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 Grepafloxacin Hydrochloride [USAN] Grepafloxacin hydrochloride Grepafloxacin hydrochloride (+-)- OPC 17116 Raxar