发明人沈红梅,林芳,何建平. "Method for the Synthesis of N,1-Dimethyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxamide" [P]. 中国发明专利, 专利号 CN 108044292 A, 授权公告日 2025-12-19.
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