发明人林芳,王建平,沈红梅. "Method for the Synthesis of 5-[(3,4-Dimethoxyphenyl)methylene]dihydro-2-thioxo-4,6(1H,5H)-pyrimidinedione" [P]. 中国发明专利, 专利号 CN 115506709 A, 授权公告日 2023-05-15.
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