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发明人林芳,钱学锋,高志强. "A Process for Preparing High-Purity 2-[[2-Chloro-5-(Trifluoromethyl)Phenyl]Amino]Benzoic Acid" [P]. 中国发明专利, 专利号 CN 112587283 A, 授权公告日 2016-11-08.
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