InChI=1/C13H22N4O2/c1-9-13(10(2)16-15-9)14-12(19)7-17-5-3-11(8-18)4-6-17/h11,18H,3-8H2,1-2H3,(H,14,19)(H,15,16)/p+1/fC13H23N4O2/h14-15,17H/q+1 C42E89194D2FED45