发明人周伟,李文辉,韩伟. "Method for the Synthesis of Tert-butyl 3,3-difluoro-4-(hydroxymethyl)-4-methylpiperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110292017 B, 授权公告日 2021-07-20.
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