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发明人张德明,沈红梅,刘建华. "A Process for Preparing High-Purity (S)-2-((1-(2-(4-Carbamimidoylbenzamido)-3-(4-hydroxyphenyl)propanoyl)piperidin-4-yl)oxy)acetic acid" [P]. 中国发明专利, 专利号 CN 109890967 B, 授权公告日 2022-01-03.
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