InChI=1/C20H20N6O2/c1-24-18-16(19(27)26(20(24)28)11-14-7-8-14)22-17(23-18)15-9-21-25(12-15)10-13-5-3-2-4-6-13/h2-6,9,12,14,27H,7-8,10-11H2,1H3/p-1/fC20H19N6O2/h27h/q-1 9048F0181F4F3484