[1]Jojima,T.etal.[Heterocycles,1979,vol.12,p.665-668]
[1]Jojima,T.etal.[Heterocycles,1979,vol.12,p.665-668]
[1]CurrentPatentAssignee:MITSUBISHICHEMICALHOLDINGSCORPORATION-US3931199,1976,A
[1]CurrentPatentAssignee:MITSUBISHICHEMICALHOLDINGSCORPORATION-US3931205,1976,A