InChI=1/C13H19N5O/c1-3-18(8-13(19)15-2)7-12-16-10-5-4-9(14)6-11(10)17-12/h4-6H,3,7-8,14H2,1-2H3,(H,15,19)(H,16,17)/p+1/fC13H20N5O/h15,17-18H/q+1 CE3537ADA8F3F7F1