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发明人林芳,杨光,郭海燕. "A Process for Preparing High-Purity Methyl 5-(1-ethyl-5-methyl-1h-pyrazol-4-yl)isoxazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110916588 B, 授权公告日 2019-10-04.
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