InChI=1/C21H22F2N2O/c1-13(2)20(24)21(26)25-12-15(17-11-16(22)8-9-18(17)23)10-19(25)14-6-4-3-5-7-14/h3-11,13,19-20H,12,24H2,1-2H3/p+1/t19-,20-/m0/s1/fC21H23F2N2O/h24H/q+1 0F89BBDBCADFCAB8