CH3COONa⟶⋅CH3 \text{CH}_3\text{COONa} \longrightarrow \cdot \text{CH}_3 CH3COONa⟶⋅CH3C2H5COONa⟶⋅C2H5 \text{C}_2\text{H}_5\text{COONa} \longrightarrow \cdot \text{C}_2\text{H}_5 C2H5COONa⟶⋅C2H52⋅C2H5⟶CH3−CH2−CH2−CH3 2 \cdot \text{C}_2\text{H}_5 \longrightarrow \text{CH}_3 - \text{CH}_2 - \text{CH}_2 - \text{CH}_3 2⋅C2H5⟶CH3−CH2−CH2−CH32⋅CH3⟶CH3−CH3 2 \cdot \text{CH}_3 \longrightarrow \text{CH}_3 - \text{CH}_3 2⋅CH3⟶CH3−CH3⋅CH3+⋅C2H5⟶CH3−CH2−CH3 \cdot \text{CH}_3 + \cdot \text{C}_2\text{H}_5 \longrightarrow \text{CH}_3 - \text{CH}_2 - \text{CH}_3 ⋅CH3+⋅C2H5⟶CH3−CH2−CH3
For the circuit shown above, the equivalent gate is: