[1]JournalofHeterocyclicChemistry,1992,vol.29,p.831-834
[1]JournalofOrganicChemistryUSSR(EnglishTranslation),1987,vol.23,p.1722-1727 ZhurnalOrganicheskoiKhimii,1987,vol.23,p.1942-1948
[1]JournalofMedicinalChemistry,1999,vol.42,p.3557-3571
[1]JournalofOrganicChemistryUSSR(EnglishTranslation),1987,vol.23,p.1722-1727 ZhurnalOrganicheskoiKhimii,1987,vol.23,p.1942-1948