http://reply.papertrans.cn/2/172/17181/17181-11.png
http://reply.papertrans.cn/2/172/17181/17181-12.png
Submitted on: 12 November 2004.
Revised on: 02 February 2005.
Accepted on: 15 March 2005.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY
http://reply.papertrans.cn/2/172/17181/17181-14.png
http://reply.papertrans.cn/2/172/17181/17181-15.png
http://reply.papertrans.cn/2/172/17181/17181-16.png
http://reply.papertrans.cn/2/172/17181/17181-17.png
http://reply.papertrans.cn/2/172/17181/17181-18.png
http://reply.papertrans.cn/2/172/17181/17181-19.png
Submitted on: 10 October 2018.
Revised on: 30 November 2018.
Accepted on: 26 January 2019.
___________________JOURNAL OF HETEROCYCLIC CHEMISTRY