InChI=1/C14H9ClFNO3/c15-8-2-3-9(10(16)6-8)13(18)7-1-4-11-12(5-7)20-14(19)17-11/h1-6,13,18H,(H,17,19)/t13-/m0/s1/f/h17H 59E8631E79048EE4