Which of the molecules below contain an atom with an expanded octet? 
Definitions:
Therapy
Treatment intended to relieve or heal a disorder, often by psychological rather than medical means.
Cognitive-Behaviour Therapy
A psychotherapeutic approach that addresses dysfunctional emotions, maladaptive behaviors, and cognitive processes through a number of goal-oriented, explicit systematic procedures.
Bulimia
An eating disorder characterized by episodes of binge eating followed by compensatory behaviors such as purging.
Regular Pattern
A consistent and repeated sequence in behavior, events, or processes, indicating predictability and order.
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