InChI=1/C13H18N4O/c14-13-16-10-9(6-8-4-2-1-3-5-8)7-15-11(10)12(18)17-13/h7-8,15H,1-6H2,(H3,14,16,17,18)/p-1/fC13H17N4O/h14H2/q-1 4BA7A464415092E4