InChI=1/C18H18N8O3/c27-16-9-8-13-14(20-16)2-1-3-15(13)21-18(29)23-22-17(28)11-4-6-12(7-5-11)26-10-19-24-25-26/h4-10,15H,1-3H2,(H,20,27)(H,22,28)(H2,21,23,29)/t15-/m1/s1/f/h20-23H A533EFCC42EDCD48