InChI=1/C5H6N4O2S/c1-2-3(8-11)4(10)9(7-2)5(6)12/h11H,1H3,(H2,6,12)/p-1/b8-3-/fC5H5N4O2S/h11h,6H2/q-1 26DAC9E39349128F