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发明人钱学锋,何建平,胡光. "A Process for Preparing High-Purity 4-(5-Amino-3-methyl-1h-pyrazol-1-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 108158302 B, 授权公告日 2016-04-09.
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