InChI=1/C15H11FN2O3/c16-8-1-3-11-10(5-8)14(15(19)18-11)17-9-2-4-12-13(6-9)21-7-20-12/h1-6,14,17H,7H2,(H,18,19)/t14-/m1/s1/f/h18H 036F2F9984ACFE3F