[1]Eis,MichaelJ.;Wrobel,J.E.;Ganem,Bruce[JournaloftheAmericanChemicalSociety,1984,vol.106,p.3693-3694]
[1]Gassman,PaulG.;Haberman,LeonardM.[TetrahedronLetters,1985,vol.26,#41,p.4971-4974]
[2]Carr,SteveA.;Weber,WilliamP.[SyntheticCommunications,1985,vol.15,#9,p.775-782]
[1]Fujiwara,Masahiro;Baba,Akio;Matsuda,Haruo[JournalofHeterocyclicChemistry,1989,vol.26,p.1659-1663]
[1]Eis,MichaelJ.;Wrobel,J.E.;Ganem,Bruce[JournaloftheAmericanChemicalSociety,1984,vol.106,p.3693-3694]
[1]Eis,MichaelJ.;Wrobel,J.E.;Ganem,Bruce[JournaloftheAmericanChemicalSociety,1984,vol.106,p.3693-3694]