[1]Patent:WO2020/39097,2020,A1.Locationinpatent:Paragraph124;125;126
[2]JournalofHeterocyclicChemistry,1989,vol.26,p.541-543
[1]JournalofHeterocyclicChemistry,1989,vol.26,p.541-543
[1]RussianJournalofOrganicChemistry,2003,vol.39,p.422-429
[2]AdvancedSynthesisandCatalysis,2005,vol.347,p.447-462
[1]AdvancedSynthesisandCatalysis,2005,vol.347,p.447-462
[1]Patent:CN110818617,2020,A.Locationinpatent:Paragraph0018;0021;0025;0026;0030;0031;0035
[2]EuropeanJournalofOrganicChemistry,2006,p.2281-2295
[3]Patent:US3971797,1976,A
[4]Patent:CN109748844,2019,A.Locationinpatent:Paragraph0021;0025-0026;0030