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发明人孙丽萍,杨光,陈志强. "A Process for Preparing High-Purity methyl 6-chloro-5-sulfamoylpyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109023069 B, 授权公告日 2016-12-21.
参考文献 Literature
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