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![2-[2-(2-Chloro-phenyl)-acetyl]-benzoic acid (Azelastine hydrochloride impurity SM3-I7 control)](/upload/image/thumb/1_300_300_20250318202503181048.jpg)
2-[2-(2-Chloro-phenyl)-acetyl]-benzoic acid (Azelastine hydrochloride impurity SM3-I7 control)
