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Which of the following compounds is the least reactive dienophile in a Diels-Alder reaction?
Dreams
A series of thoughts, images, and sensations occurring in a person’s mind during sleep.
Rotating Shift Work
A work scheduling system in which employees change their work hours or shifts regularly, often seen in 24-hour operation sectors.
Circadian Cycle
A roughly 24-hour cycle in the physiological processes of living beings, including humans, influencing sleep-wake patterns, hormone release, and other bodily functions.
Substance Abuse
The harmful or hazardous use of psychoactive substances, including alcohol and illicit drugs, leading to addiction or dependency.
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