InChI=1/C14H12F3NO2S/c15-14(16,17)13-7-5-12(6-8-13)11-3-1-10(2-4-11)9-21(18,19)20/h1-8H,9H2,(H2,18,19,20)/f/h18H2 9FB7218CB9BAC71B