InChI=1/C16H9F2NO2/c17-8-1-3-10-11-4-2-9(18)6-13(11)16(12(10)5-8)7-14(20)19-15(16)21/h1-6H,7H2,(H,19,20,21)/p-1/fC16H8F2NO2/q-1 803180C7C4DEBB93