InChI=1/C21H22ClFN2O/c22-16-5-9-18(10-6-16)25-14-19-12-20(25)13-24(19)11-1-2-21(26)15-3-7-17(23)8-4-15/h3-10,19-20H,1-2,11-14H2/p+1/t19-,20-/m1/s1/fC21H23ClFN2O/h24H/q+1 1EFD10F9044F1BCF