Benzothiazole, thiazolopyridine, benzooxazole and oxazolopyridine derivatives

摘要

This invention is concerned with compounds of the formula wherein A, B¹, B², R¹, R² and G are as defined in the description and claims, and pharmaceutically acceptable salts thereof. The invention further relates to pharmaceutical compositions containing such compounds, to a process for their preparation and to their use for the treatment and/or prevention of diseases which are associated with the modulation of SST receptors subtype 5.