InChI=1S/C19H26F3NO3/c1-2-3-4-5-6-7-13-26-17(24)11-12-23-18(25)15-9-8-10-16(14-15)19(20,21)22/h8-10,14H,2-7,11-13H2,1H3,(H,23,25)