InChI=1/C14H14F2N2O2/c1-14(2,3)12(19)9(7-17)13(20)18-11-5-4-8(15)6-10(11)16/h4-6,18,20H,1-3H3/p-1/b13-9+/fC14H13F2N2O2/h20h/q-1 7A45BD18BE1A2C3A