发明人李文辉,郑宇鹏,杨光. "Method for the Synthesis of 1H-Pyrazolo[3,4-d]pyrimidine, 4-methoxy-3-[3-(methylsulfonyl)-1-propyn-1-yl]-" [P]. 中国发明专利, 专利号 CN 112522498 A, 授权公告日 2015-03-11.
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