InChI=1/C18H20N4O3/c1-3-22-12(2)19-15-11-13(6-8-16(15)22)18(24)21-20-17(23)9-7-14-5-4-10-25-14/h4-6,8,10-11H,3,7,9H2,1-2H3,(H,20,23)(H,21,24)/f/h20-21H 702D08A159EB4039