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发明人朱建伟,马晓峰,沈红梅. "A Process for Preparing High-Purity (S)-6-phenyl-2-oxa-5,8-diazaspiro[3.5]Nonan-7-one" [P]. 中国发明专利, 专利号 CN 116338916 A, 授权公告日 2024-09-14.
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