\(C{H_3} - C{H_2} - \mathop {\mathop {\mathop {\mathop {{C^ * }}\limits_{|\,\,\,\,\,} }\limits_{Cl} }\limits^{|\,\,\,\,\,} }\limits^{H\,\,\,\,} - D\); \(C{H_3} - \mathop {\mathop {{C^ * }}\limits_{|\,\,\,\,}^{|\,\,\,\,} }\limits_{D\,\,}^{H\,\,} - C{H_2} - C{H_2} - Cl\)
\(C{H_3} - \mathop {\mathop {{C^ * }}\limits_{|\,\,\,\,}^{|\,\,\,\,} }\limits_{Cl\,\,}^{H\,\,} - C{H_2}D\)
તો ક્યા સ્થાને ભૌમિતિક સમઘટકતા શક્ય તેથી ? 
$\begin{array}{*{20}{c}}
{\,\,\,\,\,\,CHO} \\
{|\,\,\,} \\
{H - C - OH} \\
{|\,\,\,\,} \\
{\,\,\,\,\,\,\,\,\,C{H_2}OH}
\end{array}$