发明人林芳,赵玉洁,王建平. "Method for the Synthesis of Methyl 3-(1-benzyl-4-(dimethylamino)piperidin-3-yl)propanoate oxalate" [P]. 中国发明专利, 专利号 CN 112163908 A, 授权公告日 2020-03-17.
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