| abstract |
The purpose of the present invention is to provide a novel compound, or a medically acceptable salt thereof, which is useful in the prevention or treatment of conditions such as schizophrenia, Alzheimer's disease, cognitive disorders, dementia, anxiety disorders (such as general anxiety disorder, panic disorder, obsessive-compulsive disorder, social anxiety disorder, post-traumatic stress disorder, specific phobias, and acute stress disorder), depression, drug dependency, convulsions, tremors, aches, or sleep disorders, on the basis of having inhibitory action on glycine uptake. A compound represented by formula [1] or a medically acceptable salt thereof. |