InChI=1/C12H11F9N2O4S2/c13-9(14,11(17,18)19)10(15,16)12(20,21)29(26,27)23-6-5-7-1-3-8(4-2-7)28(22,24)25/h1-4,23H,5-6H2,(H2,22,24,25)/f/h22H2 2006F42F296F96A7