InChI=1/C17H16N4O4/c1-2-20-16(22)14-15(19-13(18-14)9-11-5-3-7-24-11)21(17(20)23)10-12-6-4-8-25-12/h3-8H,2,9-10H2,1H3,(H,18,19)/f/h18H A8B4306E5060D222