InChI=1/C14H16N4O3/c1-9-7-10(3-4-11(9)13(19)20)17-14(21)16-8-12-15-5-6-18(12)2/h3-7H,8H2,1-2H3,(H,19,20)(H2,16,17,21)/f/h15-17H 56C040797C69CCAB