What is the functional group shown below? 
Definitions:
Cardiac Irregularities
Abnormalities in the heart rate or rhythm, which can range from benign to potentially life-threatening conditions.
Tricyclic Antidepressants
are a class of medications traditionally used to treat depression, characterized by their chemical structure.
MAOIs
A class of antidepressant drugs that work by inhibiting the breakdown of monoamine neurotransmitters, improving mood and emotional stability.
Dietary Restrictions
Guidelines or limits on what an individual can consume to meet personal, health, or religious requirements, often to improve health outcomes or adhere to beliefs.
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