InChI=1/C19H21N7O2/c1-4-8-25-18(27)15-17(24(5-2)19(25)28)23-16(22-15)13-9-21-26(11-13)14-7-6-12(3)20-10-14/h6-7,9-11,27H,4-5,8H2,1-3H3/p-1/fC19H20N7O2/h27h/q-1 E780CB3D14160903