InChI=1/C21H19F3O3S/c1-28(25,26)17-8-4-15(5-9-17)19-13-20(10-11-20)12-18(19)14-2-6-16(7-3-14)27-21(22,23)24/h2-9H,10-13H2,1H3 29B20DBC803A4182