InChI=1/C15H11FN2O3S/c1-9-7-18-13(19)6-10(17-15(18)22-9)8-21-14(20)11-4-2-3-5-12(11)16/h2-7H,8H2,1H3/p+1/fC15H12FN2O3S/h17H/q+1 5361C667B1015C0F