InChI=1/C16H12F3NO4/c1-8(24-9-2-5-12-13(6-9)23-7-22-12)16(21)20-11-4-3-10(17)14(18)15(11)19/h2-6,8H,7H2,1H3,(H,20,21)/t8-/m0/s1/f/h20H 8EF675B4EF58A27A