发明人马晓峰,林芳,李文辉. "Method for the Synthesis of 5-Amino-4-iodo-2-(tetrahydro-2H-pyran-4-yl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111397861 A, 授权公告日 2015-07-20.
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