2-(methylthio)-7,8-dihydrothieno[3,2-d][1,2,4]triazolo[1,5-a]pyrimidin-5(9H)-one InChI=1/C8H8N4OS2/c1-14-8-10-7-9-4-2-3-15-5(4)6(13)12(7)11-8/h2-3H2,1H3,(H,9,10,11 thieno[3,2-d][1,2,4]triazolo[1,5-a]pyrimidin-5(9H)-one, 7,8-dihydro-2-(methylthio)-