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发明人赵玉洁,钱学锋,郭海燕. "Method for the Synthesis of 8-Methoxy-2-(trifluoromethyl)-1,2-dihydro-4H-thieno[2,3-c]chromen-4-one" [P]. 中国发明专利, 专利号 CN 109895167 A, 授权公告日 2020-01-14.
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