Compounds of the present invention as depression, schizophrenia, Alzheimer's disease or attention deficit hyperactivity disorder (ADHD) and other drugs useful for the prophylaxis or treatment.
The present invention provides compounds of formula (I) or a salt thereof represented by wherein each symbol is as defined in the description, with AMPA (- amino-3-hydroxy-5-methyl-4-isoxazole propionic acid) receptors by pleiotropic effects. Compounds of the present invention as depression, schizophrenia, Alzheimer's disease or attention deficit hyperactivity disorder (ADHD) and other drugs useful for the prophylaxis or treatment.