[1]JournaloftheChemicalSociety,1953,p.547
[1]JournalofOrganicChemistry,1992,vol.57,p.2052-2059
[1]Patent:WO2014/110688,2014,A1.Locationinpatent:Page/Pagecolumn105
[2]Patent:WO2014/110706,2014,A1.Locationinpatent:Page/Pagecolumn119
[3]Tetrahedron,2007,vol.63,p.5437-5449
[1]Patent:EP2848617,2015,A1.Locationinpatent:Paragraph0095;0096
[2]Patent:US2015/141419,2015,A1.Locationinpatent:Paragraph0155;0156