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发明人王建平,郭海燕,周伟. "A Process for Preparing High-Purity 2-chloro-N-[(5-chlorothien-2-yl)methyl]-N-ethylacetamide" [P]. 中国发明专利, 专利号 CN 110179826 A, 授权公告日 2022-08-18.
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