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Submitted on: 03 May 2009.
Revised on: 31 July 2009.
Accepted on: 20 August 2009.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY
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Submitted on: 18 July 2013.
Revised on: 17 August 2013.
Accepted on: 09 September 2013.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY
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Submitted on: 24 May 2012.
Revised on: 12 July 2012.
Accepted on: 07 August 2012.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY
Submitted on: 10 February 2020.
Revised on: 09 June 2020.
Accepted on: 29 July 2020.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY
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Submitted on: 12 February 2011.
Revised on: 14 April 2011.
Accepted on: 27 May 2011.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY