InChI=1/C19H18N8O3/c1-11(13-4-7-16-14(8-13)9-17(28)22-16)21-19(30)24-23-18(29)12-2-5-15(6-3-12)27-10-20-25-26-27/h2-8,10-11H,9H2,1H3,(H,22,28)(H,23,29)(H2,21,24,30)/t11-/m1/s1/f/h21-24H 891AE8935E331D20