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发明人唐晓军,沈红梅,林芳. "A Process for Preparing High-Purity (3R)-3-Methyl-4-oxo-1-piperidinecarboxylic Acid 1,1-Dimethyl Ester" [P]. 中国发明专利, 专利号 CN 114379934 A, 授权公告日 2017-06-10.
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