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发明人孙丽萍,唐晓军,何建平. "Method for the Synthesis of 1-(3-Chloro-4-fluorophenyl)-3-(4-((6,7-dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)urea" [P]. 中国发明专利, 专利号 CN 113754079 A, 授权公告日 2018-11-10.
发明人李文辉,何建平,杨光. "A Process for Preparing High-Purity 1-(3-Chloro-4-fluorophenyl)-3-(4-((6,7-dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)urea" [P]. 中国发明专利, 专利号 CN 111733472 B, 授权公告日 2017-09-01.
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