发明人唐晓军,赵玉洁,郑宇鹏. "Method for the Synthesis of 3-ethyl-1-methyl-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 109282230 B, 授权公告日 2024-02-04.
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