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发明人李文辉,郭海燕,孙丽萍. "A Process for Preparing High-Purity 3-(1H-Benzo[d]imidazol-2-yl)quinazolin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 112183254 B, 授权公告日 2017-03-18.
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