What are X and Y respectively in the following reaction sequence?

What are X and Y respectively in the following reaction sequence?

1. $\mathrm{NH}_2 \mathrm{NH}_2, \mathrm{C}_6 \mathrm{H}_5\mathrm{SO}_2 \mathrm{Cl} /$ Pyridine
2. $\mathrm{NH}_2 \mathrm{NH}_2,\left(\mathrm{CH}_3 \mathrm{CO}\right)_2 \mathrm{O}$
3. $\mathrm{NH}_2 \mathrm{OH}, \mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_2 \mathrm{Cl} /$ Pyridine
4. $\mathrm{NH}_2 \mathrm{OH} ;\left(\mathrm{CH}_3 \mathrm{CO}\right)_2 \mathrm{O}$

Asked in: AP EAMCET 2024 (18 May Shift 1)

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