[1]Okada,Etsuji;Masuda,Ryoichi;Hojo,Masaru;Yoshida,Reiko[Heterocycles,1992,vol.34,#7,p.1435-1441]
[1]Bray,BrianL.;Mathies,PeterH.;Naef,Reto;Solas,DennisR.;Tidwell,ThomasT.;etal.[JournalofOrganicChemistry,1990,vol.55,#26,p.6317-6328]
[1]Okada,Etsuji;Masuda,Ryoichi;Hojo,Masaru;Yoshida,Reiko[Heterocycles,1992,vol.34,#7,p.1435-1441]
[1]Okada,Etsuji;Masuda,Ryoichi;Hojo,Masaru;Yoshida,Reiko[Heterocycles,1992,vol.34,#7,p.1435-1441]
[1]Okada,Etsuji;Masuda,Ryoichi;Hojo,Masaru;Yoshida,Reiko[Heterocycles,1992,vol.34,#7,p.1435-1441]