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发明人朱建伟,林芳,刘建华. "A Process for Preparing High-Purity (3R,4R)-1-Benzyl-3,4-[(bis-N-chloroacetyl)-diamino]pyrrolidine" [P]. 中国发明专利, 专利号 CN 108669940 A, 授权公告日 2023-01-07.
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