InChI=1/C13H12N6O/c1-2-8-6-9(3-4-10(8)14-5-1)13-17-12(19-20-13)11-15-7-16-18-11/h3-4,6-7,14H,1-2,5H2,(H,15,16,18)/f/h16H 9D00481ABD391F0A