InChI=1/C20H24N6O2/c1-13(27)23-15-7-5-9-17(11-15)28-12-14-6-4-8-16(10-14)26-19(22)24-18(21)25-20(26,2)3/h4-11H,12H2,1-3H3,(H,23,27)(H4,21,22,24,25)/p+1/fC20H25N6O2/h23,25H,21-22H2/q+1 CE5C8C52DDFC902C