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发明人冯建国,朱建伟,孙丽萍. "A Process for Preparing High-Purity N-(2,4-Dichloro-5-methoxyphenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 114779526 B, 授权公告日 2022-01-15.
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