发明人徐明华,张德明,何建平. "Method for the Synthesis of endo-7-Boc-7-azabicyclo[2.2.1]heptan-2-yl benzylcarbamate racemate" [P]. 中国发明专利, 专利号 CN 113642491 A, 授权公告日 2019-08-19.
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