发明人冯建国,朱建伟,郑宇鹏. "Method for the Synthesis of 1-(4-Ethylphenyl)-4-(1-methyl-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 108458927 B, 授权公告日 2024-12-20.
发明人郑宇鹏,张德明,马晓峰. "A Process for Preparing High-Purity 1-(4-Ethylphenyl)-4-(1-methyl-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 108452194 A, 授权公告日 2020-11-28.
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