InChI=1/C18H19F3N2O2/c1-2-25-12-13-7-3-5-9-15(13)22-11-17(24)23-16-10-6-4-8-14(16)18(19,20)21/h3-10,22H,2,11-12H2,1H3,(H,23,24)/f/h23H 557195CCE9C8A429