发明人王建平,周伟,刘建华. "Method for the Synthesis of (4Z)-1-(4-Chlorophenyl)-3-ethoxy-4-({[(thiophen-2-yl)methyl]amino}methylidene)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 117948238 A, 授权公告日 2022-06-10.
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