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发明人刘建华,朱建伟,周伟. "A Process for Preparing High-Purity Methyl 2-amino-3-(5-methyl-1h-pyrazol-1-yl)propanoate" [P]. 中国发明专利, 专利号 CN 110747115 A, 授权公告日 2020-07-03.
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