[EN] 2 PYRROLIDONE DERIVATIVES AS PROSTANOID AGONISTS<br/>[FR] DERIVES DE PYRROLIDONE COMME ANTAGONISTES DE PROSTANOIDE
                        
                            
                                申请人:HOFFMANN LA ROCHE
                            
                            
                                公开号:WO2003007941A1
                            
                            
                                公开(公告)日:2003-01-30
                            
                            This invention relates to 8-aza prostanoid analogs which are generally EP4 receptor agonists and are represented by Formula I:  wherein Q, B, X, I, Z, A and R1-R6 are as defined in the description, their synthesis and use for treatment of osteoporosis and increasing bone density.