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发明人罗永刚,张德明,徐明华. "A Process for Preparing High-Purity (S)-2-Amino-4-(1,4-oxazepan-4-yl)butanamide dihydrochloride" [P]. 中国发明专利, 专利号 CN 113237358 A, 授权公告日 2021-08-14.
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