InChI=1/C18H19F3N4O2/c1-11-12(2)23-24-17(14(11)8-22)25(3)9-13(26)10-27-16-7-5-4-6-15(16)18(19,20)21/h4-7,13,26H,9-10H2,1-3H3/t13-/m0/s1 21F8255A9F9F5020