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发明人王建平,何建平,杨光. "Method for the Synthesis of 2-(4-Chlorophenyl)-3,4-dimethyl-2,6-dihydro-7H-pyrazolo[3,4-d]pyridazin-7-one" [P]. 中国发明专利, 专利号 CN 110109766 B, 授权公告日 2017-09-02.
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