2-(methylthio)-4,5,6,7-tetrahydro-8H-cyclopenta[d][1,2,4]triazolo[1,5-a]pyrimidin-8-one 8H-cyclopenta[d][1,2,4]triazolo[1,5-a]pyrimidin-8-one, 4,5,6,7-tetrahydro-2-(methylthio)- InChI=1/C9H10N4OS/c1-15-9-11-8-10-6-4-2-3-5(6)7(14)13(8)12-9/h2-4H2,1H3,(H,10,11,12