[EN] HYDROXY AMIDINE DERIVATIVE, PREPARATION METHOD AND USE IN MEDICINE THEREOF<br/>[FR] DÉRIVÉ D'HYDROXYAMIDINE, SON PROCÉDÉ DE PRÉPARATION ET SON UTILISATION EN MÉDECINE<br/>[ZH] 羟基脒类衍生物、其制备方法及其在医药上的应用
In its many embodiments, the present invention provides a novel class of heterocyclic compounds of the formula: as modulators of gamma secretase, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more disease associated with the central nervous system using such compounds or pharmaceutical compostions.