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发明人朱建伟,林芳,沈红梅. "A Process for Preparing High-Purity 3-Isopropoxy-4-(pyrrolidin-1-ylmethyl)-9H-xanthen-9-one" [P]. 中国发明专利, 专利号 CN 111763669 B, 授权公告日 2024-07-09.
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