InChI=1/C13H12F3N3O4/c1-8-7-12(21,13(14,15)16)18(17-8)11(20)6-9-2-4-10(5-3-9)19(22)23/h2-5,21H,6-7H2,1H3/t12-/m0/s1 6964E8BC8DE66DDF