InChI=1/C19H26N6O2/c20-18(26)17-6-2-10-25(17)13-15-4-1-5-16(12-15)23-19(27)22-7-3-9-24-11-8-21-14-24/h1,4-5,8,11-12,14,17H,2-3,6-7,9-10,13H2,(H2,20,26)(H2,22,23,27)/p+2/t17-/m1/s1/fC19H28N6O2/h21-23,25H,20H2/q+2 ABE1E25A8C2FB7CA