InChI=1/C20H20F3NO4/c1-12(19(26)27)9-13-3-8-17(28-2)15(10-13)11-24-18(25)14-4-6-16(7-5-14)20(21,22)23/h3-8,10,12H,9,11H2,1-2H3,(H,24,25)(H,26,27)/p-1/t12-/m0/s1/fC20H19F3NO4/h24H/q-1 5BBFEE57C1977101