发明人黄志刚,赵玉洁,朱建伟. "Method for the Synthesis of Songoramine" [P]. 中国发明专利, 专利号 CN 112331969 B, 授权公告日 2021-01-24.
发明人冯建国,郭海燕,杨光. "A Process for Preparing High-Purity Songoramine" [P]. 中国发明专利, 专利号 CN 109652162 A, 授权公告日 2015-06-23.
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