InChI=1/C18H20N6O2/c1-10-4-13-5-14(6-19-17(13)22-10)23-18-16-12(3)15(26-8-11(2)25)7-24(16)21-9-20-18/h4-7,9,11,25H,8H2,1-3H3,(H,19,22)(H,20,21,23)/t11-/m1/s1/f/h22-23H A4375082C78167AA