[1]JournalofOrganicChemistryUSSR(EnglishTranslation),1980,vol.16,p.268-271 ZhurnalOrganicheskoiKhimii,1980,vol.16,p.303-308
[2]BulletinoftheChemicalSocietyofJapan,1973,vol.46,p.204-209
[3]Patent:CN108658764,2018,A.Locationinpatent:Paragraph0052-0054;0057-0059;0062-0064