InChI=1S/C17H15N3O9/c1-9(21)18-13(17(23)24)6-10-2-4-11(5-3-10)29-12-7-14(19(25)26)16(22)15(8-12)20(27)28/h2-5,7-8,13,22H,6H2,1H3,(H,18,21)(H,23,24)/t13-/m0/s1