[1]JournalofOrganicChemistry,1937,vol.2,p.253,256
[1]JournalofOrganicChemistry,1937,vol.2,p.253,256
[1]JournalofOrganicChemistry,1937,vol.2,p.253,256
[1]NipponKagakuZasshi,1959,vol.80,p.662,665 ChemischesZentralblatt,1961,vol.132,p.4409
[1]JournalofOrganicChemistry,1937,vol.2,p.253,256