[1]Tetrahedron,1992,vol.48,p.7689-7702
[1]Tetrahedron,1992,vol.48,p.7689-7702
[2]BioorganicandMedicinalChemistryLetters,2004,vol.14,p.235-238
[1]Tetrahedron,1992,vol.48,p.7689-7702
[1]Tetrahedron,1992,vol.48,p.7689-7702
[1]BioorganicandMedicinalChemistryLetters,2004,vol.14,p.235-238