发明人赵玉洁,胡光,朱建伟. "Method for the Synthesis of Baloxavir impurity C868" [P]. 中国发明专利, 专利号 CN 115633353 B, 授权公告日 2016-05-16.
发明人何建平,沈红梅,黄志刚. "A Process for Preparing High-Purity Baloxavir impurity C868" [P]. 中国发明专利, 专利号 CN 112932970 B, 授权公告日 2018-10-26.
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