InChI=1/C14H8F5NO2/c15-8-3-4-9-10(11(8)16)13(14(17,18)19,22-12(21)20-9)6-5-7-1-2-7/h3-4,7H,1-2H2,(H,20,21)/t13-/m1/s1/f/h20H DD662831FACB451B