英文别名Norfloxacin EP Impurity C; Norfloxacin EP Imp C; Norfloxacin Impurity C(EP); Defluoro-6-piperazinyl Norfloxacin; 3-Quinolinecarboxylic acid, 1-ethyl-1,4-dihydro-4-oxo-6,7-di-1-piperazinyl-; 1-Ethyl-1,4-dihydro-4-oxo-6,7-di-1-piperazinyl-3-quinolinecarboxylic acid; 1-ethyl-4-oxo-6,7-bis(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid; Norfloxacin impurity C 
