InChI=1/C14H12N4O/c15-9-6-4-8(5-7-9)14-17-11-3-1-2-10(13(16)19)12(11)18-14/h1-7H,15H2,(H2,16,19)(H,17,18)/p+1/fC14H13N4O/h17-18H,16H2/q+1 A81586D55371475D