InChI=1/C16H11FN2O3/c17-8-1-2-13-10(5-8)11(15(20)19-13)6-14-9-3-4-22-16(21)12(9)7-18-14/h1-2,5-7,18H,3-4H2,(H,19,20)/b11-6-/f/h19H 8D418A675CFF4CA3