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发明人唐晓军,钱学锋,何建平. "A Process for Preparing High-Purity n-(2-Methyl-2h-1,2,3,4-tetrazol-5-yl)-1-benzofuran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 114290992 B, 授权公告日 2016-01-04.
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