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发明人冯建国,林芳,罗永刚. "Method for the Synthesis of N2-Methyl-N6-(4-(methylsulfonyl)phenyl)-N2-(pyridin-2-ylmethyl)-9H-purine-2,6-diamine" [P]. 中国发明专利, 专利号 CN 114056669 A, 授权公告日 2024-01-22.
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