InChI=1/C13H19N5O/c1-8(2)18(6-12(15)19)7-13-16-10-4-3-9(14)5-11(10)17-13/h3-5,8H,6-7,14H2,1-2H3,(H2,15,19)(H,16,17)/f/h17H,15H2 7B56C3518A9E80CB