| 英文同义词: | 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-quinolin-3-carboxylic acid methyl ester;methyl 1-cyclopropyl-6,7-difluoro-4-oxoquinoline-3-carboxylate;3-Quinolinecarboxylic acid, 1-cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-, methyl ester;Methyl 1-cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylate;Ciprofloxacin Impurity 40;Ciprofloxacin Impurity 44;Methyl 1-cyclopropyl-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate |