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发明人王建平,钱学锋,韩伟. "A Process for Preparing High-Purity Tert-butyln-[(3s,4r)-4-methoxy-3-piperidyl]carbamate;hemi(oxalicacid)" [P]. 中国发明专利, 专利号 CN 116432996 B, 授权公告日 2016-11-27.
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