InChI=1/C16H17F3N2O2/c1-3-9-8-21(4-2)13-5-10-11(16(17,18)19)6-15(22)20-12(10)7-14(13)23-9/h5-7,9H,3-4,8H2,1-2H3,(H,20,22)/t9-/m0/s1/f/h20H 6F3F78571D28A709