InChI=1/C20H15F7O2S/c1-30(28,29)15-8-4-13(5-9-15)17-11-18(19(22,23)24,20(25,26)27)10-16(17)12-2-6-14(21)7-3-12/h2-9H,10-11H2,1H3 9CA696FA82BCB3E4