InChI=1/C11H8F2N2O4S2/c12-6-1-2-8(13)9(3-6)21(18,19)15-11-14-7(5-20-11)4-10(16)17/h1-3,5H,4H2,(H,14,15)(H,16,17)/p-1/fC11H7F2N2O4S2/h14H/q-1 B903D38BCD47755C