InChI=1/C18H22N4O/c1-3-22(4-2)12-11-19-16-10-9-15-17(21-16)13-7-5-6-8-14(13)18(23)20-15/h5-10H,3-4,11-12H2,1-2H3,(H,19,21)(H,20,23)/p+1/fC18H23N4O/h19-20,22H/q+1 2ACF613692628958