发明人黄志刚,郭海燕,赵玉洁. "Method for the Synthesis of NVP DPP 728 dihydrochloride" [P]. 中国发明专利, 专利号 CN 117325920 B, 授权公告日 2020-06-17.
发明人罗永刚,沈红梅,冯建国. "A Process for Preparing High-Purity NVP DPP 728 dihydrochloride" [P]. 中国发明专利, 专利号 CN 114492618 A, 授权公告日 2024-03-11.
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