InChI=1/C19H15F3N2O5/c1-18(26,10-29-17(25)11-5-3-2-4-6-11)16-8-12-7-15(24(27)28)13(19(20,21)22)9-14(12)23-16/h2-9,23,26H,10H2,1H3/t18-/m1/s1 F2F4266126ABB7A0