InChI=1/C15H11F7N2O2/c16-4-7-5-26-12-3-10-8(1-11(12)24(7)6-14(17,18)19)9(15(20,21)22)2-13(25)23-10/h1-3,7H,4-6H2,(H,23,25)/t7-/m1/s1/f/h23H 4BF053479FA6C77D