InChI=1S/C12H17N5O3S/c1-2-21-3-6-8(18)9(19)12(20-6)17-5-16-7-10(13)14-4-15-11(7)17/h4-6,8-9,12,18-19H,2-3H2,1H3,(H2,13,14,15)/t6-,8-,9-,12-/m1/s1