InChI=1/C12H9F3N2OS/c1-7(18)10(6-16)11(19)17-9-4-2-8(3-5-9)12(13,14)15/h2-5,17,19H,1H3/p-1/b11-10+/fC12H8F3N2OS/h19h/q-1 4D222C9DA13EBE57