InChI=1/C14H11F7N2O/c15-11(16)5-23(6-12(17)18)7-1-2-10-8(3-7)9(14(19,20)21)4-13(24)22-10/h1-4,11-12H,5-6H2,(H,22,24)/f/h22H 5DE3257F3276B02A