The reagents employed to carry the following transformation
- $\mathrm{LiAlH}_{4}, \mathrm{H}_{2} \mathrm{SO}_{4} /$ heat
- $\mathrm{PCC} / \mathrm{CH}_{2} \mathrm{Cl}_{2}$ followed by $\mathrm{HIO}_{4}$
- $\mathrm{NaBH}_{4} / \mathrm{CH}_{3} \mathrm{OH}$ followed by $\mathrm{HIO}_{4}$
- $\mathrm{O}_{3}$ followed by $\left(\mathrm{CH}_{3}ight)_{2} \mathrm{~S}$
Solution
.Asked in: JEE-TOPICTESTS-CHEMISTRY
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