英文别名Lornoxicam Impurity 15; 5-Chloro-3-[N-(methoxy-carbonyl-methyl)sulfamoyl]-2-thiophene carboxylic acid methyl ester; Methyl 5-chloro-3-[(2-methoxy-2-oxoethyl)(methyl)sulfamoyl]thiophene-2-carboxylate; 5-Chloro-3-[N-(Methoxycarbonylmethyl)-N-MethylSulfamoyl]-Thiophene-2-CarboxylicAcidMethylEster; 2-Thiophenecarboxylic acid, 5-chloro-3-[[(2-methoxy-2-oxoethyl)methylamino]sulfonyl]-, methyl ester; Methyl 5-chloro-3-[[(2-methoxy-2-oxoethyl)methylamino]sulfonyl]-2-thiophenecarboxylate; 5-Chloro-3-[(2-methoxy-2-oxoethyl)(methyl)sulfamoyl]thiophene-2-carboxylic acid methyl ester; Methyl 5-chloro-3-{[(2-methoxy-2-oxoethyl)methylamino]sulfonyl}-2-thiophenecarboxylate 
