InChI=1/C23H13FN2O5/c24-14-8-11-18-17(12-14)21(27)19-20(13-6-9-16(10-7-13)26(29)30)25(23(28)22(19)31-18)15-4-2-1-3-5-15/h1-12,20H/t20-/m0/s1 CE1125C7C0A0126F