[1]Patent:WO2006/12374,2006,A1.Locationinpatent:Page/Pagecolumn188
[2]Patent:US2003/225106,2003,A1.Locationinpatent:Page88;92
[1]Yamamoto,Yutaro;Hasegawa,Hiroto;Yamataka,Hiroshi[JournalofOrganicChemistry,2011,vol.76,#11,p.4652-4660]