Which compound(s) is/are hydrolysed by heating with HCl(aq)\text{HCl(aq)}HCl(aq) to produce benzoic acid?
1 C6H5COOCH2CH3\text{C}_6\text{H}_5\text{COOCH}_2\text{CH}_3C6H5COOCH2CH3
2 C6H5CN\text{C}_6\text{H}_5\text{CN}C6H5CN
3 C6H5CH2Cl\text{C}_6\text{H}_5\text{CH}_2\text{Cl}C6H5CH2Cl
Only 1
Only 1 and 3
Only 1 and 2
1, 2 and 3