http://reply.papertrans.cn/2/124/12372/12372-31.png
Submitted on: 30 September 2001.
Revised on: 18 December 2001.
Accepted on: 12 January 2002.
___________________INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY
Submitted on: 07 November 2012.
Revised on: 10 December 2012.
Accepted on: 04 February 2013.
___________________INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY
Submitted on: 06 January 2006.
Revised on: 29 March 2006.
Accepted on: 28 April 2006.
___________________INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY
Submitted on: 21 December 2011.
Revised on: 02 April 2012.
Accepted on: 06 May 2012.
___________________INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY
Submitted on: 23 December 2018.
Revised on: 10 March 2019.
Accepted on: 09 April 2019.
___________________INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY