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61
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dH (CDCl3): 2.43 (s, CH3). dC (CDCl3): 138.5, 128.5, 113.0,
18.0. Anal. Calcd for C4H4Br2N2S: C, 17.67; H, 1.48; N,
10.30. Found: C, 17.92; H, 1.63; N, 10.22%.
15. Aboutayab, K.; Caddick, S.; Jenkins, K.; Joshi, S.; Khan, S.
Tetrahedron 1996, 52, 11329–11340.
Acknowledgements
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This work was supported by the Danish Council for Techni-
cal and Scientific Research, the Lundbeck Foundation and
Novo Nordisk Corporate Research Affairs. The NMR spec-
trometer is a gift from the Velux Foundation of 1981, The
Danish Council for Technical and Scientific Research,
The Ib Henriksen Foundation, and the Torkil Steenbeck
Foundation. Microanalyses were performed at Leo Pharma-
ceutical Products and at The Microanalytical Laboratory,
University of Vienna. High resolution mass spectra were
provided by the Department of Chemistry, University of
Copenhagen. The microwave chemistry was performed at
Novo Nordisk A/S.
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Supplementary data
Supplementary data associated with this article can be found
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P. Y. S. J. Med. Chem. 1998, 41, 2019–2028.
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