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发明人罗永刚,黄志刚,何建平. "A Process for Preparing High-Purity 8-Chloro-5,6-dihydro-4H-imidazo[1,5,4-de]quinoxaline" [P]. 中国发明专利, 专利号 CN 109242164 B, 授权公告日 2017-01-06.
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