InChI=1/C18H22N6O/c19-18-20-14(13-5-7-23(8-6-13)11-12-3-4-12)10-16-21-17(22-24(16)18)15-2-1-9-25-15/h1-2,9-10,12-13H,3-8,11H2,(H2,19,20)/p+1/fC18H23N6O/h23H,19H2/q+1 FDCF1F5B12774BF4