发明人杨光,冯建国,罗永刚. "Method for the Synthesis of Ethyl 3-(4-(benzyloxy)phenyl)-5-bromo-4-cyano-1-methyl-1H-pyrrole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113271004 B, 授权公告日 2020-06-19.
发明人罗永刚,黄志刚,高志强. "A Process for Preparing High-Purity Ethyl 3-(4-(benzyloxy)phenyl)-5-bromo-4-cyano-1-methyl-1H-pyrrole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115359013 B, 授权公告日 2020-09-20.
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