发明人王建平,黄志刚,林芳. "Method for the Synthesis of Maxacalcitol Impurity N1" [P]. 中国发明专利, 专利号 CN 110647647 B, 授权公告日 2017-02-15.
发明人赵玉洁,郭海燕,唐晓军. "A Process for Preparing High-Purity Maxacalcitol Impurity N1" [P]. 中国发明专利, 专利号 CN 115983981 B, 授权公告日 2016-10-05.
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