$(CH_3)_2CHCH_2C \equiv N \xrightarrow{HCl,{{H}_{2}}O}$ સંયોજન $A \xrightarrow[2.\,{{H}_{2}}O]{1.\,LiAl{{H}_{4}}}$ સંયોજન $B \xrightarrow[C{{H}_{2}}C{{l}_{2}}]{PCC}$ સંયોજન $C$
$PhCHO + Ph \cdot CHO \xrightarrow[in\,\,{{D}_{2}}O]{NaOD} A + \begin{matrix} O \\ || \\ Ph-C-{{O}^{-}} \\ \end{matrix}$$\left( Ph\right.$ is $\left.- C _{6} H _{5}\right)$