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发明人唐晓军,沈红梅,郭海燕. "A Process for Preparing High-Purity tert-butyl 2-oxo-1,2-dihydropyridine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109703889 A, 授权公告日 2022-07-23.
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