InChI=1/C15H14N4O5/c1-7-5-12(19-24-7)18-15(22)14(21)16-9-3-4-11-10(6-9)17-13(20)8(2)23-11/h3-6,8H,1-2H3,(H,16,21)(H,17,20)(H,18,19,22)/t8-/m1/s1/f/h16-18H 3003D59199AA4134