发明人王建平,高志强,张德明. "Method for the Synthesis of Benserazide EP Impurity A" [P]. 中国发明专利, 专利号 CN 110671580 B, 授权公告日 2017-02-27.
Lee S K, Klinger H, Patel M V. "A Process for Preparing High-Purity Benserazide EP Impurity A" [P]. US Patent, US 11900239 B2, 2017-05-19.
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