1,2,4-triazolo[4,3-b][1,2,4]triazin-7(8H)-one, 6-methyl- 6-methyl[1,2,4]triazolo[4,3-b][1,2,4]triazin-7(8H)-one InChI=1/C5H5N5O/c1-3-4(11)7-5-8-6-2-10(5)9-3/h2H,1H3,(H,7,8,11