InChI=1/C11H11FN2O4/c12-8-2-1-3-9(10(8)14(17)18)13-5-4-7(6-13)11(15)16/h1-3,7H,4-6H2,(H,15,16)/p-1/t7-/m1/s1/fC11H10FN2O4/q-1 F830DF70AFE501E5