发明人刘建华,林芳,赵玉洁. "Method for the Synthesis of 6-[(1-acetyl-4-piperidyl)amino]pyrimidine-4-carboxylic acid;lithium salt" [P]. 中国发明专利, 专利号 CN 114505633 A, 授权公告日 2024-01-18.
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