InChI=1/C20H20N6O3/c1-25-16-8-3-2-7-15(16)24-17(25)12-22-18(27)19(28)23-13-5-4-6-14(11-13)26-10-9-21-20(26)29/h2-8,11H,9-10,12H2,1H3,(H,21,29)(H,22,27)(H,23,28)/f/h21-23H 1690D1E2586F0C13