InChI=1/C18H12F4N2OS/c1-9-15(8-11-12(20)3-2-4-13(11)21)23-18(24-17(9)25)26-16-6-5-10(19)7-14(16)22/h2-7H,8H2,1H3,(H,23,24,25)/f/h24H 8C3375AE51EDD1C2