InChI=1/C16H11N3O5/c1-24-16-12(17)15(21)11-9(14(16)20)6-7-18-13(11)8-4-2-3-5-10(8)19(22)23/h2-7,16-17H,1H3/t16-/m1/s1 FFF15A1AB69C1E0D