(Figure) $\xrightarrow[FeB{{r}_{3}}]{B{{r}_{2}}}B\xrightarrow{Sn\,/\,HCl}C$ $\xrightarrow[HCl]{NaN{{O}_{2}}}D\xrightarrow[HBr]{CuBr}E$
$[Figure]$ $\longrightarrow \,\,A\,\xrightarrow{{{C_6}{H_5}N{H_2}}}B$
(જ્યાં $Me$ એ- $CH _{3}$ છે.)