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发明人沈红梅,马晓峰,郑宇鹏. "A Process for Preparing High-Purity tert-Butyl (R)-2-carbamothioylpyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116021765 A, 授权公告日 2018-03-20.
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