InChI=1/C14H12N4O2/c15-8-10-3-5-11(6-4-10)17-9-13(20)18-14-12(19)2-1-7-16-14/h1-7,17,19H,9H2,(H,16,18,20)/p-1/fC14H11N4O2/h19h,18H/q-1 B215E10FCA8CD8D2