发明人陈志强,罗永刚,林芳. "Method for the Synthesis of tert-Butyl 4',6'-dihydrospiro[cyclopropane-1,7'-pyrazolo[4,3-c]pyridine]-5'(2'H)-carboxylate" [P]. 中国发明专利, 专利号 CN 111270493 B, 授权公告日 2025-08-08.
发明人林芳,韩伟,胡光. "A Process for Preparing High-Purity tert-Butyl 4',6'-dihydrospiro[cyclopropane-1,7'-pyrazolo[4,3-c]pyridine]-5'(2'H)-carboxylate" [P]. 中国发明专利, 专利号 CN 111406233 B, 授权公告日 2019-03-20.
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