NOVEL QUINAZOLINE-2,4-DIONE DERIVATIVE, AND MEDICAL COMPOSITIONS FOR THE PROPHYLAXIS AND TREATMENT OF CRANIAL NERVE DISEASE CONTAINING THE SAME

摘要

The present invention relates to a novel quinazoline-2,4-dione derivative of formula (I), a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising a compound of formula (I) as an active ingredient for preventing or treating neurological brain disease.