发明人杨光,马晓峰,胡光. "Method for the Synthesis of Methyl 2-((5-(3-phenylureido)-1,3,4-thiadiazol-2-yl)thio)butanoate" [P]. 中国发明专利, 专利号 CN 109337533 B, 授权公告日 2017-03-06.
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