发明人李文辉,林芳,孙丽萍. "Method for the Synthesis of Methyl 4-(1-(2-(diethylamino)ethyl)-3-(3-fluoro-4-methylbenzoyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-2-yl)benzoate" [P]. 中国发明专利, 专利号 CN 108431216 B, 授权公告日 2018-09-06.
发明人何建平,林芳,冯建国. "A Process for Preparing High-Purity Methyl 4-(1-(2-(diethylamino)ethyl)-3-(3-fluoro-4-methylbenzoyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-2-yl)benzoate" [P]. 中国发明专利, 专利号 CN 114497942 B, 授权公告日 2023-07-10.
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