InChI=1/C17H16N4O4/c1-9-3-5-12(21(24)25)8-13(9)16(22)18-10(2)11-4-6-14-15(7-11)20-17(23)19-14/h3-8,10H,1-2H3,(H,18,22)(H2,19,20,23)/t10-/m0/s1/f/h18-20H B5A6549C0B23A4FE