InChI=1/C21H20FNO2/c1-12-18(20(24)25)16-11-15(22)9-10-17(16)23-19(12)13-5-7-14(8-6-13)21(2,3)4/h5-11H,1-4H3,(H,24,25)/p-1/fC21H19FNO2/q-1 EF13325F37AAB619