[1]JournalofOrganicChemistry,1958,vol.23,p.1614
[1]ChemistryofHeterocyclicCompounds(NewYork,NY,UnitedStates),1989,vol.25,#4,p.428-433
[2]KhimiyaGeterotsiklicheskikhSoedinenii,1989,#4,p.514-519
[1]JournalofOrganicChemistry,1958,vol.23,p.1614
[1]JournalofOrganicChemistry,1958,vol.23,p.1614
[1]ChemistryofHeterocyclicCompounds,1989,vol.25,p.428-433 KhimiyaGeterotsiklicheskikhSoedinenii,1989,p.514-519
[1]Patent:WO2018/182051,2018,A1.Locationinpatent:Paragraph0177