InChI=1/C14H13FN2O3S/c1-7-10(12(18)13(19)20-2)11(17-14(21)16-7)8-5-3-4-6-9(8)15/h3-6,11H,1-2H3,(H2,16,17,21)/t11-/m1/s1/f/h16-17H 092496AEFCEEBD06