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发明人李文辉,郭海燕,徐明华. "A Process for Preparing High-Purity (3R,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxy-4-methoxyphenyl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110366294 B, 授权公告日 2017-05-20.
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