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发明人徐明华,冯建国,罗永刚. "Method for the Synthesis of 6-bromo-4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 114894311 A, 授权公告日 2017-12-26.
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