InChI=1S/C22H26F2N2O2S/c1-25-21(27)17(12-15-4-2-3-5-18(15)23)14-26-9-7-22(8-10-26)20-16(6-11-28-22)13-19(24)29-20/h2-5,13,17H,6-12,14H2,1H3,(H,25,27)/t17-/m0/s1