[1]JournaloftheChemicalSociety,1957,p.3839,3843
[1]JournaloftheChemicalSociety,1957,p.3839,3843
[1]PharmaceuticalChemistryJournal,1991,vol.25,p.248-250 Khimiko-FarmatsevticheskiiZhurnal,1991,vol.25,p.26-28
[1]PharmaceuticalChemistryJournal,1991,vol.25,p.702-705 Khimiko-FarmatsevticheskiiZhurnal,1991,vol.25,p.31-33
[1]PharmaceuticalChemistryJournal,1991,vol.25,p.248-250 Khimiko-FarmatsevticheskiiZhurnal,1991,vol.25,p.26-28