[1]Ikekawa[Chemicalandpharmaceuticalbulletin,1958,vol.6,p.408,411]Armarego[JournaloftheChemicalSocietyC:Organic,1967,p.377]
[1]Ikekawa[Chemicalandpharmaceuticalbulletin,1958,vol.6,p.408,411]Armarego[JournaloftheChemicalSocietyC:Organic,1967,p.377]
[1]Ikekawa[Chemicalandpharmaceuticalbulletin,1958,vol.6,p.408,411]
[1]CurrentPatentAssignee:MERCK&COINC-WO2019/89412,2019,A1Locationinpatent:Page/Pagecolumn107;108