InChI=1/C14H14N4O6/c1-14(7-2-3-8-9(4-7)24-6-23-8)11(20)18(13(22)17-14)5-10(19)16-12(15)21/h2-4H,5-6H2,1H3,(H,17,22)(H3,15,16,19,21)/t14-/m1/s1/f/h16-17H,15H2 8EC283CF68827A8E