发明人赵玉洁,胡光,杨光. "Method for the Synthesis of (17β)-17-Hydroxy-17-methyl-estra-5(10),9(11)-dien-3-one" [P]. 中国发明专利, 专利号 CN 112487075 B, 授权公告日 2020-01-18.
发明人陈志强,朱建伟,徐明华. "A Process for Preparing High-Purity (17β)-17-Hydroxy-17-methyl-estra-5(10),9(11)-dien-3-one" [P]. 中国发明专利, 专利号 CN 108381284 B, 授权公告日 2021-02-14.
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