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发明人周伟,陈志强,唐晓军. "A Process for Preparing High-Purity Methyl 2-(2-(benzo[d][1,3]dioxol-5-yl)acetamido)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117268551 B, 授权公告日 2016-11-11.
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