InChI=1/C17H14F2N2O/c18-13-6-4-10(8-14(13)19)11-5-7-15-16(9-11)21(17(22)20-15)12-2-1-3-12/h4-9,12H,1-3H2,(H,20,22)/f/h22H CB9B20C987F7792B