InChI=1/C13H24N4O2/c1-3-15-12(19)17-8-6-16(7-9-17)11(18)13(2)4-5-14-10-13/h14H,3-10H2,1-2H3,(H,15,19)/p+1/t13-/m1/s1/fC13H25N4O2/h14-15H/q+1 75D90E2EB4B0C637