[1]Chemicalandpharmaceuticalbulletin,1988,vol.36,p.3125-3129
[1]Tanaka,Ken-Ichi;Yoshifuji,Shigeyuki;Nitta,Yoshihiro[Chemicalandpharmaceuticalbulletin,1988,vol.36,#8,p.3125-3129]
[1]Tanaka,Ken-Ichi;Yoshifuji,Shigeyuki;Nitta,Yoshihiro[Chemicalandpharmaceuticalbulletin,1988,vol.36,#8,p.3125-3129]
[1]CurrentPatentAssignee:TAKEDAPHARMACEUTICALCOMPANYLIMITED-US2009/137595,2009,A1
[1]Patent:US2009/137595,2009,A1