InChI=1/C18H15F3N2O2S/c1-12-5-3-4-6-15(12)17-22-16(18(19,20)21)11-23(17)13-7-9-14(10-8-13)26(2,24)25/h3-11H,1-2H3 AF9F2C263B32A95E