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发明人郑宇鹏,罗永刚,张德明. "Method for the Synthesis of Tert-butyl methyl((3R,4S)-4-methylpyrrolidin-3-yl)carbamate" [P]. 中国发明专利, 专利号 CN 112316529 B, 授权公告日 2018-04-06.
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