申请人:UNIV MINNESOTA
                            
                            
                                公开号:WO2013109972A2
                            
                            
                                公开(公告)日:2013-07-25
                            
                            The invention provides compounds of formula (I) or a salt thereof as described herein. The invention also provides pharmaceutical compositions comprising a compound of formula (I), processes for preparing compounds of formula (I), intermediates useful for preparing compounds of formula (I) and therapeutic methods for treating cancer or treating autoimmune diseases or preventing transplant rejection using compounds of formula (I).