InChI=1/C20H15F3N2O3/c1-19(27,11-28-18(26)12-5-3-2-4-6-12)17-8-13-7-14(10-24)15(20(21,22)23)9-16(13)25-17/h2-9,25,27H,11H2,1H3/t19-/m1/s1 3A12C47C223F2207