[1]Hamed,EzzatA.;El-Bardan,AliA.;Saad,EsmatF.;Gohar,GamalA.;Hassan,GhadaM.[JournaloftheChemicalSociety.PerkinTransactions2(2001),1997,#11,p.2415-2421]
[2]Takahashi;Saikati[YakugakuZasshi/JournalofthePharmaceuticalSocietyofJapan,1942,vol.62,p.140,142;dtsch.Ref.S.44,45][Chem.Abstr.,1951,p.1592]
[3]CurrentPatentAssignee:C.H.BoehringerSohnAG&Co.KG-WO2009/149139,2009,A1Locationinpatent:Page/Pagecolumn54
[1]Takahashi;Saikati[YakugakuZasshi/JournalofthePharmaceuticalSocietyofJapan,1942,vol.62,p.140,142;dtsch.Ref.S.44,45][Chem.Abstr.,1951,p.1592]
[1]Forrest;Walker[JournaloftheChemicalSociety,<1948>1939,1944]
[2]Takahashi;Saikati[YakugakuZasshi/JournalofthePharmaceuticalSocietyofJapan,1942,vol.62,p.140,142;dtsch.Ref.S.44,45][Chem.Abstr.,1951,p.1592]
[3]Nishikawa;Shindo;Ishii;Nakamura;Kon;Uno[JournalofMedicinalChemistry,1989,vol.32,#3,p.583-593]
[4]CurrentPatentAssignee:C.H.BoehringerSohnAG&Co.KG-WO2009/149139,2009,A1Locationinpatent:Page/Pagecolumn55
[1]Takahashietal.[YakugakuZasshi/JournalofthePharmaceuticalSocietyofJapan,1942,vol.62,p.486;dtsch.Ref.S.152.][Chem.Abstr.,1951,p.4716]
[1]Nishikawa;Shindo;Ishii;Nakamura;Kon;Uno[JournalofMedicinalChemistry,1989,vol.32,#3,p.583-593]