Abstract: Disclosed are compounds or pharmaceutically acceptable salts thereof, having the structure of formula I. Also disclosed are methods of preventing and/or treating degenerative disease in a subject, comprising administering to said subject a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt thereof. Also disclosed are pharmaceutical compositions for preventing and/or treating de-generative disease in a subject comprising a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt thereof.

Abstract: Methods for determining whether the brain activity of a human subject in response to a stimulus of interest or question of interest is characteristic of a state of interest, such as a deceptive state or a truthful state, are disclosed. Some methods include the use of control questions, including truthful control questions and deceptive control questions, to provide bases for comparison for responses to stimuli of interest or questions of interest. Some methods include the use of differences between two states, such as a deceptive state and a truthful state. In some methods, brain maps are generated and compared. Also disclosed are systems for detecting deception by measuring brain activity.