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[1]Abdel-Wahab,Aboel-MagdA.;El-Khawaga,AhmedM.;El-Zohry,MaherF.;Khalaf,AliA.[PhosphorusandSulfurandtheRelatedElements,1984,vol.19,p.31-44]
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[1]Bonete,Pedro;Najera,Carmen[JournalofOrganicChemistry,1994,vol.59,#11,p.3202-3209]
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