InChI=1/C19H14F2N2O3/c20-13-5-6-14(15(21)8-13)18(25)12-7-16(22-10-12)19(26)23-9-11-3-1-2-4-17(11)24/h1-8,10,22,24H,9H2,(H,23,26)/f/h23H 7F2006397F5A1698