发明人胡光,何建平,韩伟. "Method for the Synthesis of Ethyl 2-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 111286387 B, 授权公告日 2023-03-07.
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