[1]PharmaceuticalBulletin,1953,vol.1,p.371,372
[2]JournaloftheAmericanChemicalSociety,1951,vol.73,p.1210,1214
[3]JournaloftheAmericanChemicalSociety,1951,vol.73,p.1210,1214
[4]PharmaceuticalBulletin,1953,vol.1,p.371,372
[1]JournaloftheAmericanChemicalSociety,1951,vol.73,p.1210,1214
[2]PharmaceuticalBulletin,1953,vol.1,p.371,372