InChI=1/C17H12N4O4/c1-10-18-17(25-20-10)11-4-6-12(7-5-11)19-16(22)13-9-15(24-21-13)14-3-2-8-23-14/h2-9H,1H3,(H,19,22)/f/h19H A7433EAEB9B5FBB4