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发明人冯建国,何建平,韩伟. "A Process for Preparing High-Purity 5-Acetyl-4-hydroxy-2h-1,3-thiazine-2,6(3h)-dione" [P]. 中国发明专利, 专利号 CN 110515219 B, 授权公告日 2017-09-20.
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