发明人钱学锋,沈红梅,周伟. "Method for the Synthesis of 1857-30-3
Securinan-11-one, (7beta,9beta)-
(7beta,9beta)securinan-11-one" [P]. 中国发明专利, 专利号 CN 117357611 B, 授权公告日 2023-11-04.
发明人黄志刚,朱建伟,何建平. "A Process for Preparing High-Purity 1857-30-3
Securinan-11-one, (7beta,9beta)-
(7beta,9beta)securinan-11-one" [P]. 中国发明专利, 专利号 CN 110338821 A, 授权公告日 2017-12-17.
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