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发明人郭海燕,郑宇鹏,冯建国. "A Process for Preparing High-Purity 2-(2-Oxo-1,2-dihydropyridin-3-yl)piperidine-1-carbaldehyde" [P]. 中国发明专利, 专利号 CN 113154098 B, 授权公告日 2015-12-26.
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