发明人刘建华,李文辉,胡光. "Method for the Synthesis of 4-Ethyl-3-propyl-1-(2-(pyridin-2-yl)ethyl)-1H-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 115641934 B, 授权公告日 2019-11-26.
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