InChI=1/C15H16N6O/c1-9-4-5-10(15(22)16-2)6-12(9)20-13-11-7-19-21(3)14(11)18-8-17-13/h4-8H,1-3H3,(H,16,22)(H,17,18,20)/f/h16,20H D1B8EFB66FB7998D