发明人高志强,林芳,陈志强. "Method for the Synthesis of 4-Amino-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-6(7H)-one" [P]. 中国发明专利, 专利号 CN 111235960 A, 授权公告日 2017-01-15.
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