Submitted on: 31 December 2013.
Revised on: 04 February 2014.
Accepted on: 01 April 2014.
___________________JOURNAL OF ANTIBIOTICS---SPRINGERNATURE
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Submitted on: 04 September 2013.
Revised on: 13 December 2013.
Accepted on: 08 February 2014.
___________________JOURNAL OF ANTIBIOTICS---SPRINGERNATURE
Submitted on: 09 February 1998.
Revised on: 04 March 1998.
Accepted on: 23 March 1998.
___________________JOURNAL OF ANTIBIOTICS---SPRINGERNATURE
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Submitted on: 19 October 2020.
Revised on: 18 January 2021.
Accepted on: 30 January 2021.
___________________JOURNAL OF ANTIBIOTICS---SPRINGERNATURE