InChI=1/C19H26N6O2/c1-3-4-9-25-18(26)8-6-16(22-25)19(27)21-17-7-5-15(14-20-17)24-12-10-23(2)11-13-24/h5-8,14H,3-4,9-13H2,1-2H3,(H,20,21,27)/p+1/fC19H27N6O2/h21,23H/q+1 3067E2421429D6F1