InChI=1S/C14H9F5N2O3S/c15-9-8(10(16)12(18)13(19)11(9)17)5-21-14(22)6-1-3-7(4-2-6)25(20,23)24/h1-4H,5H2,(H,21,22)(H2,20,23,24)