InChI=1/C13H10F2N2O3S/c14-13(15)19-10-2-1-9(5-11(10)20-13)17-12(18)16-6-8-3-4-21-7-8/h1-5,7H,6H2,(H2,16,17,18)/f/h16-17H 1EBD884021BD0FEA