发明人罗永刚,黄志刚,周伟. "Method for the Synthesis of tert-Butyl 3,3-Difluoro-4-hydroxy-4-methylpiperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115055152 A, 授权公告日 2019-11-02.
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