发明人罗永刚,钱学锋,陈志强. "Method for the Synthesis of 3-(4-aminopiperidin-1-yl)-1-methylpyrrolidin-2-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 111991167 B, 授权公告日 2020-12-01.
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