[1]Patent:US2007/269494,2007,A1,.Locationinpatent:Page/Pagecolumn4
[1]Patent:WO2009/62990,2009,A2,.Locationinpatent:Page/Pagecolumn18
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,2005,vol.44,#3,p.635-637
[1]ActaChemicaScandinavica(1947-1973),1948,vol.2,p.220,222
[2]JournaloftheChemicalSociety,1949,p.1498,1502
[1]ActaChemicaScandinavica(1947-1973),1948,vol.2,p.220,222
[1]ActaChemicaScandinavica(1947),1948,vol.2,p.220,222
[1]Patent:DE930031,1953,
[1]ActaChemicaScandinavica(1947),1948,vol.2,p.220,222
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,2005,vol.44,p.635-637