发明人郑宇鹏,徐明华,唐晓军. "Method for the Synthesis of 1-Phenyl-3,3-bis(pyridin-4-ylmethyl)indolin-2-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 116426755 B, 授权公告日 2021-09-06.
发明人高志强,钱学锋,冯建国. "A Process for Preparing High-Purity 1-Phenyl-3,3-bis(pyridin-4-ylmethyl)indolin-2-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 112184149 A, 授权公告日 2020-05-10.
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