Submitted on: 27 February 2005.
Revised on: 25 June 2005.
Accepted on: 10 July 2005.
___________________Beilstein Journal of Organic Chemistry
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Submitted on: 17 March 2016.
Revised on: 13 July 2016.
Accepted on: 06 September 2016.
___________________Beilstein Journal of Organic Chemistry
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Submitted on: 13 January 2014.
Revised on: 14 April 2014.
Accepted on: 02 May 2014.
___________________Beilstein Journal of Organic Chemistry
Submitted on: 17 June 2004.
Revised on: 24 September 2004.
Accepted on: 24 October 2004.
___________________Beilstein Journal of Organic Chemistry