InChI=1/C18H16N6O2/c1-23(2)18(25)12-6-3-5-11(9-12)13-10-24-17(15(19)20-13)21-16(22-24)14-7-4-8-26-14/h3-10H,1-2H3,(H2,19,20)/f/h19H2 80B2833FA5A7669E