InChI=1/C13H15F3N2O3/c1-3-7(2)18(6-11(19)20)13(21)17-10-5-8(14)4-9(15)12(10)16/h4-5,7H,3,6H2,1-2H3,(H,17,21)(H,19,20)/p-1/t7-/m0/s1/fC13H14F3N2O3/h17H/q-1 0F29431147F7B5C3