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发明人张德明,沈红梅,钱学锋. "A Process for Preparing High-Purity tert-Butyl N-[(3R,4R)-4-fluoropiperidin-3-yl]-N-methylcarbamate" [P]. 中国发明专利, 专利号 CN 117738800 A, 授权公告日 2023-02-20.
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