InChI=1/C18H16F4N4O2S/c1-25(2)15-8-3-11(9-14(15)19)16-10-17(18(20,21)22)24-26(16)12-4-6-13(7-5-12)29(23,27)28/h3-10H,1-2H3,(H2,23,27,28)/f/h23H2 FEC30F2AE1AD2628