发明人郭海燕,韩伟,胡光. "Method for the Synthesis of Ethyl 3-amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109876725 A, 授权公告日 2018-01-21.
发明人徐明华,高志强,郭海燕. "A Process for Preparing High-Purity Ethyl 3-amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108689316 B, 授权公告日 2017-11-24.
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