InChI=1/C18H20N4O3/c1-13-21-14-6-2-3-7-15(14)22(13)10-5-9-19-17(23)12-20-18(24)16-8-4-11-25-16/h2-4,6-8,11H,5,9-10,12H2,1H3,(H,19,23)(H,20,24)/f/h19-20H 2D8C13FCD4431815