$\mathrm{Phthalic}\mathrm{acid}\underset{ }{\overset{{\mathrm{NH}}_3\left(2\mathrm{eq}\right)}{\to }}\mathrm{A}\underset{-2{\mathrm{H}}_2\mathrm{O}}{\overset{\mathrm{\Delta }}{\to }}\mathrm{B}\underset{-{\mathrm{NH}}_3}{\overset{\mathrm{strong}\mathrm{heating}}{\to }}\mathrm{C}\underset{\mathrm{ii}){\mathrm{CH}}_3\mathrm{Br}}{\overset{\mathrm{i})\mathrm{KOH}}{\to }}\mathrm{D}\stackrel{\mathrm{NaOH}\left(\mathrm{aq}\right)}{\to }\mathrm{E}+\mathrm{F}$

(Nitrogen containing compound) F cannot be prepared by