InChI=1/C12H17N5O2/c1-2-6-3-7(10(19)9(6)18)17-5-16-8-11(13)14-4-15-12(8)17/h4-7,9-10,18-19H,2-3H2,1H3,(H2,13,14,15)/t6-,7+,9+,10-/m0/s1/f/h13H2 D7A8E19931689103