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发明人钱学锋,赵玉洁,朱建伟. "A Process for Preparing High-Purity 4-Chloro-3-[(2-methylphenyl)sulfamoyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 112680127 A, 授权公告日 2019-04-23.
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