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发明人唐晓军,冯建国,孙丽萍. "A Process for Preparing High-Purity (S)-N-Boc-1-oxa-4-azaspiro[4.5]decane-3-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 115615607 B, 授权公告日 2017-12-05.
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