InChI=1/C18H20N4O3/c1-13-9-17(22(2)21-13)20-18(23)19-15-6-3-5-14(10-15)11-24-12-16-7-4-8-25-16/h3-10H,11-12H2,1-2H3,(H2,19,20,23)/f/h19-20H FAE23A939548EEC8