For the following reaction, identify the Lewis acid and the Lewis base. 
Definitions:
Learned Associations
Connections developed between stimuli or between behaviors and their consequences, which are formed through experience.
Hypothalamus
A region of the brain that controls an extensive range of bodily functions, including hormone secretion, temperature regulation, and hunger control.
Caloric Intake
The total amount of calories consumed through food and beverages within a certain period, crucial for managing weight and nutritional health.
Estrogens
The class of sex hormones that predominates in females, produced mainly by the ovaries.
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