InChI=1/C14H9F3N2O4S/c1-7-9-6-8(14(15,16)17)2-3-10(9)23-13(7)24(21,22)12-5-4-11(20)18-19-12/h2-6H,1H3,(H,18,20)/f/h18H BE2F2358E7975055