InChI=1/C17H11F3N2O4/c1-8-6-12-14(16(23)24-8)13(11(7-21)15(22)25-12)9-2-4-10(5-3-9)26-17(18,19)20/h2-6,13H,22H2,1H3/t13-/m0/s1 D6F7AF8F20898B0F