InChI=1/C13H18N4O2/c1-13(2,3)14-7-11(18)15-8-4-5-9-10(6-8)17-12(19)16-9/h4-6,14H,7H2,1-3H3,(H,15,18)(H2,16,17,19)/p+1/fC13H19N4O2/h14-17H/q+1 F60E0910002C7462