Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, compositions thereof, and methods of their use. ##STR00001##

Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, compositions thereof, and methods of their use. ##STR00001##

Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, or pharmaceutically acceptable salts thereof, compositions thereof, and methods of their use. The condition or disorder mediated by HDAC comprises a neurodegenerative pathology. Accordingly, also provided is a method of treating a neurodegenerative pathology mediated by HDAC in a subject in need of such a treatment, comprising administering to the subject a therapeutically effective amount of at least one compound, or pharmaceutically acceptable salt thereof, described herein. ##STR00001##

Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, or pharmaceutically acceptable salts thereof, compositions thereof, and methods of their use. The condition or disorder mediated by HDAC comprises a neurodegenerative pathology. Accordingly, also provided is a method of treating a neurodegenerative pathology mediated by HDAC in a subject in need of such a treatment, comprising administering to the subject a therapeutically effective amount of at least one compound, or pharmaceutically acceptable salt thereof, described herein. ##STR00001##

The present invention provides compounds of formula (I):

##STR00001##

or a pharmaceutically acceptable salt, solvate, or prodrug thereof, wherein W, X, n, s, t, and R.sup.a are as described herein. The present invention relates generally to selective inhibitors of histone deacetylase and to methods of making and using them.

The present invention provides compounds of formula (I):

##STR00001##

or a pharmaceutically acceptable salt, solvate, or prodrug thereof, wherein W, X, n, s, t, and R.sup.a are as described herein. The present invention relates generally to selective inhibitors of histone deacetylase and to methods of making and using them.

The present invention provides compounds of formula (I) or a pharmaceutically acceptable salt, solvate, or prodrug thereof, wherein W, X, n, s, t, and Ra are as described herein. The present invention relates generally to selective inhibitors of histone deacetylase and to methods of making and using them. ##STR00001##

The present invention provides compounds of formula (I) or a pharmaceutically acceptable salt, solvate, or prodrug thereof, wherein W, X, n, s, t, and Ra are as described herein. The present invention relates generally to selective inhibitors of histone deacetylase and to methods of making and using them. ##STR00001##

Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, compositions thereof, and methods of their use. ##STR00001##

Provided are certain histone deacetylase (HDAC) inhibitors of Formula I, compositions thereof, and methods of their use. ##STR00001##