InChI=1/C16H10N6O/c17-8-10-3-1-4-11(7-10)12-9-22-16(14(18)19-12)20-15(21-22)13-5-2-6-23-13/h1-7,9H,(H2,18,19)/p+1/fC16H11N6O/h19H,18H2/q+1 582E1D3B32906EF4