发明人何建平,马晓峰,唐晓军. "Method for the Synthesis of 2-[1-(3-Chloro-2-cyanophenyl)-1H-pyrrol-2-yl]-N,N-diethyl-2-oxoacetamide" [P]. 中国发明专利, 专利号 CN 117688255 B, 授权公告日 2021-12-23.
发明人杨光,刘建华,陈志强. "A Process for Preparing High-Purity 2-[1-(3-Chloro-2-cyanophenyl)-1H-pyrrol-2-yl]-N,N-diethyl-2-oxoacetamide" [P]. 中国发明专利, 专利号 CN 110903571 B, 授权公告日 2020-02-05.
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