申请人:HOFFMANN LA ROCHE
                            
                            
                                公开号:WO2002048124A2
                            
                            
                                公开(公告)日:2002-06-20
                            
                            The present invention refers to chemical compounds of formula (I) as well as pharmaceutically usable salts, solvates and esters thereof, wherein R?1 to 44, A1, A2¿ m and n have the significance given in claim 1. They can be used in the form of pharmaceutically preparations for the treatment or prevention of disorders of the central nervous system, cardiovascular disorders, gastrointestinal disorders, diabetes, obesity and sleep apnoea.