7-[4-(Ethoxycarbonyl)-1-piperazinyl]-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid; Norfloxacin impurity H; Norfloxacin USP Related Compound H (7-[4-(Ethoxycarbonyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid);N-Ethoxycarbonyl Norfloxacin
7-[4-(Ethoxycarbonyl)-1-piperazinyl]-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid; Norfloxacin impurity H; Norfloxacin USP Related Compound H (7-[4-(Ethoxycarbonyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid);N-Ethoxycarbonyl Norfloxacin