[1]JournaloftheChemicalSociety,1952,p.1825,1828
[1]ChemischeBerichte,1972,vol.105,p.2565-2574
[2]Patent:US5824682,1998,A
[1]ChemischeBerichte,1972,vol.105,p.2565-2574
[1]TetrahedronLetters,2003,vol.44,p.6567-6569
[1]JournaloftheChemicalSociety,1952,p.1825,1828