Which of the following is the maximum multiplicity observed for Hc protons in the following compound? Assume that Jcd and Jcb values are different. 
Definitions:
Executive Information System
A digital dashboard that helps executives to make decisions by providing easy access to important business metrics and data.
Mainframe Computer
A large, powerful computer system used in complex applications for bulk data processing.
Storage Capacity
The volume or space available for storing goods or data in a warehouse, hard drive, or other storage systems.
Executive Support System
A type of management information system designed to facilitate and support the information and decision-making needs of senior executives.
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