Submitted on: 13 February 2007.
Revised on: 16 March 2007.
Accepted on: 31 March 2007.
MOLECULES---MDPI
Submitted on: 26 March 2003.
Revised on: 01 May 2003.
Accepted on: 06 May 2003.
MOLECULES---MDPI
http://reply.papertrans.cn/3/224/22309/22309-23.png
http://reply.papertrans.cn/3/224/22309/22309-24.png
Submitted on: 12 November 2008.
Revised on: 13 December 2008.
Accepted on: 21 December 2008.
MOLECULES
http://reply.papertrans.cn/3/224/22309/22309-26.png
Submitted on: 29 March 2000.
Revised on: 12 April 2000.
Accepted on: 02 May 2000.
MOLECULES---MDPI
Submitted on: 06 June 2005.
Revised on: 25 June 2005.
Accepted on: 07 July 2005.
MOLECULES
http://reply.papertrans.cn/3/224/22309/22309-29.png
http://reply.papertrans.cn/3/224/22309/22309-30.png