Steroids are naturally occurring polycyclic compounds classified as lipids.The Diels-
Alder reaction has been widely used in their preparation.Shown below is a precursor
molecule used in a total steroid synthesis.What combination of diene and dieneophile can
be used to prepare this compound through the use of a Diels-Alder cycloaddition reaction. 
Definitions:
Skill-Based Pay
A system of pay that rewards employees for the acquisition and the development of new skills that lead to enhanced work performance.
Extrinsic Rewards
Rewards that come from an external source, such as money, trophies, or praise, which are given to someone for performing a particular task.
Self-Praise
The act of expressing commendation, pride, or approval of oneself, often perceived negatively when excessive.
Paid Vacations
Employer-provided benefits allowing employees time off work with pay.
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