InChI=1/C18H14N6O2/c25-24(26)14-6-7-16-15(10-14)17(20-11-13-4-2-1-3-5-13)22-18(21-16)23-9-8-19-12-23/h1-10,12H,11H2,(H,20,21,22)/f/h20H 8C68783D2D16CBC2