[1]Bell,AndrewS.;Campbell,SimonF.;Morris,DavidS.;Roberts,DavidA.;Stefaniak,MarkH.[JournalofMedicinalChemistry,1989,vol.32,#7,p.1552-1558]
[1]CurrentPatentAssignee:PFIZERINC-US4740513,1988,A
[1]CurrentPatentAssignee:AMGENINC-WO2009/158011,2009,A1Locationinpatent:Page/Pagecolumn181