The following synthetic transformation can be achieved usingReagents: (p) (i) $\mathrm{NH}_{2} \mathrm{OH} / \mathrm{H}^{+}$, (ii) $\mathrm{H}_{2} \mathrm{SO}_{4}$ (q) $\mathrm{NH}_{3} / \mathrm{H}^{+}$ (r) (i) $\mathrm{NH}_{2} \mathrm{OH} / \mathrm{H}^{+}$, (ii) NaOH