发明人郭海燕,杨光,马晓峰. "Method for the Synthesis of 2-[3-(4-bromophenyl)-6-oxo-1,6-dihydropyridazin-1-yl]acetic acid" [P]. 中国发明专利, 专利号 CN 109103466 A, 授权公告日 2019-08-19.
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