Predict the mechanism of the reaction and the reagent needed to carry out the following transformation. 
Definitions:
Break Even
Break-even is the point at which total cost and total revenue are equal, meaning there is no net loss or gain, and it's a critical measure of financial feasibility for businesses.
Contact Efficiency
The effectiveness of a business's or marketer's interactions with potential and existing customers, focusing on optimizing time and resources to achieve desired outcomes.
Marketing Channels
The pathways or routes through which goods and services flow from the producer to the consumer, including both physical and digital means.
Exchange Products
The goods or services that are traded between parties in the course of business transactions.
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