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[2]ChineseChemicalLetters,2014,vol.25,p.589-592
[3]RussianJournalofGeneralChemistry,2005,vol.75,p.1509-1513
[4]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1984,vol.23,p.1274-1278
[5]Patent:CH212641,1939, Fortschr.Teerfarbenfabr.Verw.Industriezweige,19424718,
[1]BioorganicandMedicinalChemistryLetters,2012,vol.22,p.6297-6300
[2]ChineseChemicalLetters,2014,vol.25,p.589-592
[3]RussianJournalofGeneralChemistry,2005,vol.75,p.1509-1513
[4]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1984,vol.23,p.1274-1278
[5]Patent:US1900442,1930,
[1]Patent:US1900442,1930,