InChI=1/C16H10N6O/c17-15-18-13(9-8-11-5-2-1-3-6-11)19-16-20-14(21-22(15)16)12-7-4-10-23-12/h1-7,10H,(H2,17,18,19,20,21)/p+1/fC16H11N6O/h18H,17H2/q+1 EF9293EBB18DDA52