英文别名2-mercapto-3,5-dimethylthieno[2,3-d]pyrimidin-4(3H)-one; 3,5-dimethyl-2-sulfanylidene-1H-thieno[2,3-d]pyrimidin-4-one; 3,5-dimethyl-2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one; Thieno[2,3-d]pyrimidin-4(1H)-one, 2,3-dihydro-3,5-dimethyl-2-thioxo- 
