发明人孙丽萍,高志强,唐晓军. "Method for the Synthesis of Ethyl 4-((dimethylamino)methyl)-5-hydroxy-1,2-dimethyl-1H-indole-3-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 113128335 A, 授权公告日 2019-11-22.
发明人马晓峰,唐晓军,何建平. "A Process for Preparing High-Purity Ethyl 4-((dimethylamino)methyl)-5-hydroxy-1,2-dimethyl-1H-indole-3-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 115890854 A, 授权公告日 2019-11-12.
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