发明人钱学锋,刘建华,韩伟. "Method for the Synthesis of 5-[1-(2,5-Dimethoxy-phenyl)-meth-(Z)-ylidene]-imidazolidine-2,4-dione" [P]. 中国发明专利, 专利号 CN 109401489 B, 授权公告日 2021-01-22.
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