1-Ethyl-6-fluoro-7-(4-methylpiperazin-1-yl)-4-oxo-quinoline-3-carboxylic acid149676-40-433 % similar Norfloxacin nicotinate118803-81-931 % similar Ofloxacin hydrochloride118120-51-731 % similar Levofloxacin hydrochloride177325-13-231 % similar Rufloxacin hydrochloride106017-08-731 % similar Lomefloxacin hydrochloride98079-52-831 % similar Danofloxacin112398-08-030 % similar