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发明人杨光,徐明华,罗永刚. "A Process for Preparing High-Purity 2-((3-Ethyl-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)-N-(2-methoxyphenyl)acetamide" [P]. 中国发明专利, 专利号 CN 113239838 A, 授权公告日 2025-02-02.
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