[1]PhosphorusandSulfurandtheRelatedElements,1985,vol.25,p.33-38
[2]Patent:WO2006/46030,2006,A2.Locationinpatent:Page/Pagecolumn66
[3]Patent:EP1400518,2004,A1.Locationinpatent:Page32
[4]Patent:WO2004/11443,2004,A1.Locationinpatent:Page70
[5]Patent:DE869065,1942,
[1]JournalofPharmaceuticalSciences,1979,vol.68,p.182-185
[1]ChemischeBerichte,1975,vol.108,p.2340-2348
[1]ChemischeBerichte,1975,vol.108,p.618-622
[1]JournalofOrganicChemistryUSSR(EnglishTranslation),1975,vol.11,p.2077-2082 ZhurnalOrganicheskoiKhimii,1975,vol.11,p.2044-2049