发明人马晓峰,罗永刚,杨光. "Method for the Synthesis of 3-Oxo-4-aza-5-androstene-17β-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113638444 B, 授权公告日 2022-04-09.
发明人陈志强,胡光,孙丽萍. "A Process for Preparing High-Purity 3-Oxo-4-aza-5-androstene-17β-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110686336 B, 授权公告日 2022-06-17.
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