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发明人唐晓军,朱建伟,周伟. "A Process for Preparing High-Purity 1-(2-((6-(1H-Pyrrol-1-yl)pyridazin-3-yl)amino)ethyl)-3-(o-tolyl)urea" [P]. 中国发明专利, 专利号 CN 109839457 B, 授权公告日 2020-04-28.
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