InChI=1/C13H10N6O2/c20-12-11(2-1-7-14-12)13(21)16-9-3-5-10(6-4-9)19-8-15-17-18-19/h1-8H,(H,14,20)(H,16,21)/f/h14,16H 354B041B4E420DAC