Aza- indolyl derivatives for treating obesity

摘要

Novel compounds of formula (I):wherein X1, X2, X3 and X4, n, R1, R2 and R3 are defined in the specification, and pharmaceutically acceptable salts and prodrugs of the compounds of formula (I) have therapeutic uses. These compounds are useful for the treatment of disorders of the central nervous system; damage to the central nervous system; cardiovascular disorders; gastrointestinal disorders; diabetes insipidus, and sleep apnea. They are particularly useful for the treatment of obesity.