发明人高志强,李文辉,唐晓军. "Method for the Synthesis of Ethyl 3-(2-(2-(ethylcarbamothioyl)hydrazinyl)-2-oxoethoxy)pyrido[1,2-a]indole-10-carboxylate" [P]. 中国发明专利, 专利号 CN 111105264 A, 授权公告日 2023-02-11.
发明人林芳,唐晓军,刘建华. "A Process for Preparing High-Purity Ethyl 3-(2-(2-(ethylcarbamothioyl)hydrazinyl)-2-oxoethoxy)pyrido[1,2-a]indole-10-carboxylate" [P]. 中国发明专利, 专利号 CN 111756568 A, 授权公告日 2016-09-16.
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