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发明人黄志刚,林芳,冯建国. "A Process for Preparing High-Purity Methyl 2-(4,4-difluoropiperidin-3-yl)acetate hydrochloride" [P]. 中国发明专利, 专利号 CN 116930198 B, 授权公告日 2024-04-06.
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