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发明人郭海燕,沈红梅,唐晓军. "Method for the Synthesis of 5-Phenyl-2-(pyridin-2-yl)-2,4-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 117351456 A, 授权公告日 2015-08-08.
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