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发明人林芳,孙丽萍,陈志强. "A Process for Preparing High-Purity N-(2-aminoethyl)-3-((phenylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxamide" [P]. 中国发明专利, 专利号 CN 114098702 A, 授权公告日 2020-11-10.
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