[1]JournaloftheChemicalSociety,1956,p.1781,1782
[1]YakugakuZasshi/JournalofthePharmaceuticalSocietyofJapan,1956,vol.76,p.1388,1390,1393 Chem.Abstr.,1957,p.6634
[1]JournaloftheChemicalSociety,1956,p.1781,1782
[1]JournaloftheChemicalSociety,1956,p.1781,1782
[1]JournaloftheChemicalSociety,1956,p.1781,1782