InChI=1/C12H12N4O2/c13-11-8(5-15-12(14)16-11)3-7-1-2-9-10(4-7)18-6-17-9/h1-2,4-5H,3,6H2,(H4,13,14,15,16)/f/h13-14H2 5F1EAAABDA221AB6