发明人李文辉,朱建伟,钱学锋. "Method for the Synthesis of (2S)-N-[1-(2-Chlorophenyl)-2-[(3,3-difluorocyclobutyl)amino]-2-oxoethyl]-1-(4-cyano-2-pyridyl)-N-(5-fluoro-3-pyridyl)-5-oxopyrrolidine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 116232737 B, 授权公告日 2022-11-21.
发明人高志强,周伟,胡光. "A Process for Preparing High-Purity (2S)-N-[1-(2-Chlorophenyl)-2-[(3,3-difluorocyclobutyl)amino]-2-oxoethyl]-1-(4-cyano-2-pyridyl)-N-(5-fluoro-3-pyridyl)-5-oxopyrrolidine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 114229680 A, 授权公告日 2024-09-04.
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