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发明人唐晓军,冯建国,王建平. "A Process for Preparing High-Purity 6-ethyl-6,7-dihydro-5H-pyrazolo[1,5-a]pyridin-4-one" [P]. 中国发明专利, 专利号 CN 116201476 B, 授权公告日 2020-02-28.
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