发明人韩伟,郭海燕,沈红梅. "Method for the Synthesis of 2-((2-Oxo-4-propyl-2h-chromen-7-yl)oxy)propanoic acid" [P]. 中国发明专利, 专利号 CN 110295953 A, 授权公告日 2018-02-07.
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