[1]Tetrahedron,1981,vol.37,p.4111-4119
[1]JournalofOrganicChemistry,1987,vol.52,p.5320-5325
[1]Patent:US7038044,2006,B1.Locationinpatent:Page/Pagecolumn39
[2]ChemistryLetters,1980,p.1223-1226
[3]Tetrahedron,1981,vol.37,p.4111-4119
[1]JournaloftheChemicalSociety.PerkintransactionsI,1996,p.2117-2127
[2]BulletindelaSocieteChimiquedeFrance,1984,vol.2,p.77-82
[1]HelveticaChimicaActa,1992,vol.75,p.109-123
[2]TetrahedronLetters,1989,vol.30,p.7061-7064