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发明人刘建华,林芳,赵玉洁. "A Process for Preparing High-Purity N,2-Diphenyl-5-(1,2,4-triazaspiro[4.5]dec-3-en-3-yl)pyrimidin-4-amine" [P]. 中国发明专利, 专利号 CN 108855291 A, 授权公告日 2023-01-12.
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