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[1]ComptesRendusHebdomadairesdesSeancesdel'AcademiedesSciences,1910,vol.151,p.517
[1]ComptesRendusHebdomadairesdesSeancesdel'AcademiedesSciences,1910,vol.151,p.517
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[1]Patent:US2687416,1951,A
[1]JournaloftheChemicalSociety,1957,p.4240,4241