InChI=1S/C18H14F3N3O4S/c1-10-2-4-11(5-3-10)14-9-16(18(19,20)21)23-24(14)12-6-7-15(29(22,27)28)13(8-12)17(25)26/h2-9H,1H3,(H,25,26)(H2,22,27,28)