InChI=1/C15H13FN2O4/c16-9-6-4-8(5-7-9)12-13-10(19)2-1-3-11(13)22-15(17)14(12)18(20)21/h4-7,12H,1-3,17H2/t12-/m0/s1 9B2866067F460224