[1]Patent:US5179120,1993,A
[2]JournalofMedicinalChemistry,1994,vol.37,p.2797-2807
[1]Patent:WO2011/114148,2011,A1.Locationinpatent:Page/Pagecolumn93
[2]BioorganicandMedicinalChemistry,1999,vol.7,p.991-1002
[3]BioorganicandMedicinalChemistryLetters,2004,vol.14,p.5223-5226