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发明人赵玉洁,马晓峰,杨光. "A Process for Preparing High-Purity 2-Butyl-5-(4-methylphenyl)-1,3,4-oxadiazole" [P]. 中国发明专利, 专利号 CN 116087009 A, 授权公告日 2017-01-06.
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