InChI=1/C20H26N6O2/c1-16-6-8-21-17(13-16)23-19(27)14-24(2)15-20(28)26-11-9-25(10-12-26)18-5-3-4-7-22-18/h3-8,13H,9-12,14-15H2,1-2H3,(H,21,23,27)/p+2/fC20H28N6O2/h22-24H/q+2 378B78450CB8F54C