
$\mathop {C{H_3} - N{H_2}}\limits_{(P)} \,\,\,\,\,\,\,\,\,\,\,\mathop {Ph - N{H_2}}\limits_{(Q)} $
(image) $\xrightarrow{{[O]}}A\xrightarrow{{SOC{l_2}}}B\xrightarrow{{Na{N_3}}}C\xrightarrow{{Heat}}D$
$\underset{I}{\mathop{C{{H}_{3}}-C{{H}_{2}}-N{{H}_{2}}}}\,$
$\underset{II}{\mathop{{{(C{{H}_{3}}C{{H}_{2}})}_{2}}NH}}\,$
$\mathop {{{(C{H_3}C{H_2})}_3}N}\limits_{II} $


