英文别名Ozenoxacin Impurity 9; ethyl (Z)-3-(cyclopropylamino)-2-(2,4-dichloro-3-methylbenzoyl)acrylate; Ozenoxacin intermediate; Ozefloxacin Impurity 8; ethyl (E)-3-(cyclopropylamino)-2-(2,4-dichloro-3-methylbenzoyl)acrylate; ethyl (Z)-3-(cyclopropylamino)-2-(2,4-dichloro-3-methyl-benzoyl)prop-2-enoate; Benzenepropanoic acid, 2,4-dichloro-α-[(cyclopropylamino)methylene]-3-methyl-β-oxo-, ethyl ester; Ozefloxacin intermediate; Ozenoxacin Impurity 4 
