The present invention relates to a tetrafluorobenzyl derivative and a
pharmaceutical composition for prevention and treatment of acute and
chronic neurodegenerative disease in central nervous system and
ophthalmic diseases containing the same. The tetrafluorobenzyl derivative
of the present invention can effectively be used to prevent and treat
chronic neurodegenerative diseases such as Alzheimer's disease,
Parkinson's disease and Huntington's disease, degenerative brain disease
such as epilepsy and ischemic brain disease such as stroke.