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发明人何建平,张德明,孙丽萍. "Method for the Synthesis of Benzyl (5R,7S)-7-methyl-2,4-dioxo-1,8-diazaspiro[4.5]Decane-8-carboxylate" [P]. 中国发明专利, 专利号 CN 111342321 B, 授权公告日 2025-06-24.
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