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发明人钱学锋,黄志刚,周伟. "A Process for Preparing High-Purity 2-benzyl-1-[(2S)-pyrrolidine-2-carbonyl]pyrrolidine hydrochloride" [P]. 中国发明专利, 专利号 CN 110439720 B, 授权公告日 2017-08-16.
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