[1]Journalofmedicinalchemistry,1972,vol.15,p.523-529
[1]Chemicalandpharmaceuticalbulletin,1981,vol.29,p.1518-1524
[1]Chemicalandpharmaceuticalbulletin,1981,vol.29,p.1518-1524
[1]Chemicalandpharmaceuticalbulletin,1981,vol.29,p.1518-1524
[1]Chemicalandpharmaceuticalbulletin,1981,vol.29,p.1518-1524