Byth, Kate F.; Cooper, Nicola; Culshaw, Janet D.; Heaton, David W.; Oakes, Sandra E.; Minshull, Claire A.; Norman, Richard A.; Pauptit, Richard A.; Tucker, Julie A.; Breed, Jason; Pannifer, Andrew; Rowsell, Sian; Stanway, Judith J.; Valentine, Anna L.; Thomas, Andrew P.
Bioorganic and Medicinal Chemistry Letters, 2004 , vol. 14, # 9 p. 2249 - 2252

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Synthesis, 1984 , # 3 p. 263 - 265