[1]Patent:WO2007/47646,2007,A2,.Locationinpatent:Page/Pagecolumn52-53
[2]Heterocycles,1997,vol.45,#11,p.2217-2221
[1]Patent:WO2006/21805,2006,A1,.Locationinpatent:Page/Pagecolumn87
[1]Heterocycles,1997,vol.45,#11,p.2217-2221
[1]Heterocycles,1997,vol.45,#11,p.2217-2221
[1]Heterocycles,1997,vol.45,#11,p.2217-2221
[1]Heterocycles,1997,vol.45,p.2217-2221
[1]Heterocycles,1997,vol.45,p.2217-2221
[1]Heterocycles,1997,vol.45,p.2217-2221
[1]Heterocycles,1997,vol.45,p.2217-2221
[1]Heterocycles,1997,vol.45,p.2217-2221