英文别名1-Cyclopropyl-8-ethoxy-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid; 1-cyclopropyl-8-ethoxy-6,7-difluoro-4-oxoquinoline-3-carboxylic acid; Moxifloxacin Impurity 5; 1-cyclopropyl-8-ethoxy-6,7-difluoro-4-oxo-quinoline-3-carboxylic acid; 1-Cyclopropyl-8-ethoxy-6,7-difluoro-1,4-dihydro-4-oxo-quinolin-3-carboxylic acid; Moxifloxacin Difluoro Ethoxy Acid Impurity; 3-Quinolinecarboxylic acid, 1-cyclopropyl-8-ethoxy-6,7-difluoro-1,4-dihydro-4-oxo- 
