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发明人徐明华,何建平,钱学锋. "A Process for Preparing High-Purity Ethyl 1-allyl-2-bromo-4-methyl-1H-imidazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 111424847 B, 授权公告日 2015-05-09.
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