发明人林芳,罗永刚,马晓峰. "Method for the Synthesis of Columbin" [P]. 中国发明专利, 专利号 CN 117723120 B, 授权公告日 2018-01-07.
Nielsen H, Rossi M, Sørensen M. "A Process for Preparing High-Purity Columbin" [P]. European Patent, EP 3198298 A1, 2022-12-17.
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