Select the given code of reagents for following canversion and write your answer as abcd. If reagent is used once then you need not to take again.

(1) `H_(2)So_(4)` (2) `ZnHg//HCl`
(3) `NHO_(3)//NH_(3)So_(4)` (4)`NaNO_(2)//HCl0^(@)-5^(@)C`
(5) `NaH_(4)//H_(2)O_(2)` (6) NBS
(7) `Me-overset(O)overset(||)C-Cl//AlCl_(3)` (8) `Me_(3)CO^(Θ)Na^(o+)`

Answer

7268