[1]JournaloftheChemicalSociety.Chemicalcommunications,1984,p.441-442
[2]Tetrahedron,1996,vol.52,p.4697-4708
[1]Tetrahedron,1996,vol.52,p.4697-4708
[2]JournaloftheChemicalSociety.Chemicalcommunications,1984,p.441-442
[1]JournaloftheChemicalSociety.Chemicalcommunications,1984,p.441-442
[1]JournaloftheChemicalSociety.Chemicalcommunications,1984,p.441-442
[1]Tetrahedron,1996,vol.52,p.4697-4708
[2]Tetrahedron,1996,vol.52,p.7003-7012