A student attempted the following synthetic step but did not obtain the desired major product.Explain why the reaction was unsuccessful,and suggest a better synthetic route. 
Definitions:
Linear Decision Rule
A decision-making technique that involves creating a linear equation to model the relationship between variables, used to determine the best course of action under certain conditions.
Allocating Capacity
The process of determining how resources, such as production capacity, are assigned or distributed among various demands or projects.
Optimal Plan
An optimal plan refers to a strategy or decision that is the most efficient, effective, and beneficial among all possible options under given conditions.
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