[1]JournalofMedicinalChemistry,1993,vol.36,p.4006-4014
[1]Heterocycles,1992,vol.34,p.1395-1398
[1]Patent:US2007/43058,2007,A1.Locationinpatent:Page/Pagecolumn8
[2]Patent:WO2007/19867,2007,A1.Locationinpatent:Page/Pagecolumn21-22
[1]Patent:US2007/43058,2007,A1.Locationinpatent:Page/Pagecolumn17
[2]Patent:WO2007/19867,2007,A1.Locationinpatent:Page/Pagecolumn43-44
[1]Patent:US2007/43058,2007,A1.Locationinpatent:Page/Pagecolumn12