[1]JournaloftheAmericanChemicalSociety,1953,vol.75,p.632 JournaloftheAmericanChemicalSociety,1954,vol.76,p.3005
[1]JournalofOrganicChemistry,1938,vol.3,p.570,575
[1]JournaloftheAmericanChemicalSociety,1946,vol.68,p.376
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,2000,vol.39,p.311-312
[2]NaturalProductResearch,2018,vol.32,p.572-575
[3]Tetrahedron,1992,vol.48,p.2635-2658
[4]BioorganicandMedicinalChemistry,2004,vol.12,p.2021-2034
[5]AustralianJournalofChemistry,2006,vol.59,p.819-826
[6]ArchivderPharmazie,2021,vol.354
[1]CollectionofCzechoslovakChemicalCommunications,1993,vol.58,p.1705-1710