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发明人钱学锋,刘建华,张德明. "A Process for Preparing High-Purity tert-Butyl 4-(phenylsulfonamido)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109503800 A, 授权公告日 2024-02-15.
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