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发明人郭海燕,冯建国,沈红梅. "A Process for Preparing High-Purity 5-Hydroxy-7-methyl-4-phenyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 110016130 A, 授权公告日 2021-10-13.
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