Submitted on: 26 October 2007.
Revised on: 31 December 2007.
Accepted on: 24 February 2008.
___________________CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
Submitted on: 22 April 2019.
Revised on: 24 May 2019.
Accepted on: 14 July 2019.
___________________CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
Submitted on: 14 August 2018.
Revised on: 09 October 2018.
Accepted on: 27 October 2018.
___________________CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
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Submitted on: 24 January 2008.
Revised on: 06 April 2008.
Accepted on: 26 April 2008.
___________________CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
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