发明人孙丽萍,马晓峰,沈红梅. "Method for the Synthesis of 5-(6-Chloropyridazin-3-yl)-3-methyl-1,2,4-oxadiazole" [P]. 中国发明专利, 专利号 CN 111137379 A, 授权公告日 2024-05-23.
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