C-6 ring-substituted pyrido[1,2-a]benzimidazole derivatives useful in treating central nervous system disorders

摘要

A C-6 ring-substituted pyrido[1,2-a]benzimidazole derivative of the formula:methods of preparation and pharmaceutical compositions containing a substituted pyrido[1,2-a]benzimidzole derivative as the active ingredient are disclosed. The substituted pyrido[1,2-a]benzimidazole derivatives are useful in the treatment of central nervous system disorders.