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发明人王建平,徐明华,唐晓军. "A Process for Preparing High-Purity 3-Amino-1,4-dioxo-1,4-dihydronaphthalene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109736877 A, 授权公告日 2017-01-27.
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