InChI=1/C18H12F2N2O3/c1-9-2-5-15-11(6-9)17-12(8-24-15)16(22-25-17)18(23)21-14-4-3-10(19)7-13(14)20/h2-7H,8H2,1H3,(H,21,23)/f/h21H CFB66B1B421E24E1