InChI=1/C19H26N6O2/c1-13(2)25-9-8-14(11-25)10-20-18(26)19(27)22-16-6-4-15(5-7-16)17-23-21-12-24(17)3/h4-7,12-14H,8-11H2,1-3H3,(H,20,26)(H,22,27)/p+1/t14-/m1/s1/fC19H27N6O2/h20,22,25H/q+1 B67108ED97719AD8