InChI=1/C21H20F4N2O4S/c22-13-5-3-12(4-6-13)18-19(16-2-1-9-32-16)27(20(26-18)21(23,24)25)8-7-14(28)10-15(29)11-17(30)31/h1-6,9,14-15,28-29H,7-8,10-11H2,(H,30,31)/p-1/t14-,15-/m1/s1/fC21H19F4N2O4S/q-1 B656C886059B9CBC