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发明人唐晓军,马晓峰,沈红梅. "Method for the Synthesis of (Z)-2-(4-(trifluoromethyl)benzylidene)quinuclidin-3-ol" [P]. 中国发明专利, 专利号 CN 111363224 B, 授权公告日 2019-08-08.
发明人赵玉洁,陈志强,杨光. "A Process for Preparing High-Purity (Z)-2-(4-(trifluoromethyl)benzylidene)quinuclidin-3-ol" [P]. 中国发明专利, 专利号 CN 115952855 B, 授权公告日 2019-08-07.
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