InChI=1/C15H11F2N3O4/c1-15(11-3-2-4-24-11)13(22)20(14(23)18-15)19-12(21)8-5-9(16)7-10(17)6-8/h2-7H,1H3,(H,18,23)(H,19,21)/t15-/m1/s1/f/h18-19H 1917EB8060D494E9