发明人李文辉,沈红梅,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112648374 A, 授权公告日 2023-01-21.
发明人何建平,韩伟,林芳. "Method for the Synthesis of 1-(2-Amino-1-(3,4-dimethoxyphenyl)ethyl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113019564 B, 授权公告日 2022-10-20.
发明人黄志刚,王建平,李文辉. "A Process for Preparing High-Purity 1-(2-Amino-1-(3,4-dimethoxyphenyl)ethyl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108503863 A, 授权公告日 2022-08-21.
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