发明人何建平,杨光,钱学锋. "Method for the Synthesis of Cholesterol Impurity 12" [P]. 中国发明专利, 专利号 CN 110694589 B, 授权公告日 2015-02-14.
发明人赵玉洁,李文辉,韩伟. "A Process for Preparing High-Purity Cholesterol Impurity 12" [P]. 中国发明专利, 专利号 CN 110049589 B, 授权公告日 2024-08-03.
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