InChI=1/C14H13F3N2O/c1-13(2)6-18-11-5-10-7(3-9(11)13)8(14(15,16)17)4-12(20)19-10/h3-5,18H,6H2,1-2H3,(H,19,20)/f/h19H C98C21B55D22C954