The products $\mathrm{X}$ and $\mathrm{Y}$ which are formed in the following sequence of reactions are respectively $\mathrm{Phenol} \stackrel{\text { dil } \mathrm{HNO}_{3}}{\longrightarrow} \mathrm{X} \frac{1 . \mathrm{Zn} / \mathrm{HCl}, \Delta}{2 \cdot\left(\mathrm{CH}_{3} \mathrm{CO}\right)_{2} \mathrm{O}(1 \text { equiv })} \longrightarrow \mathrm{Y}$