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发明人张德明,陈志强,刘建华. "A Process for Preparing High-Purity 7-Amino-3-chloromethyl-3-cephem-4-carboxylic Acid Diphenylmethyl Ester HCl" [P]. 中国发明专利, 专利号 CN 108459821 B, 授权公告日 2015-09-22.
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