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发明人黄志刚,韩伟,何建平. "A Process for Preparing High-Purity 3-(1,5-Dimethyl-1h-pyrazol-4-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 108475105 B, 授权公告日 2023-03-20.
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