© The Author(s) (published by International Union of Crystallography)

Copyright Holders: © The Author(s) (published by International Union of Crystallography)

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Conditions

Accepted version:

 Open Access Journal

Published version:

 Open Access Journal

Remarks:

The Creative Commons Attribution Licence applies to all articles published in Acta Crystallographica Section E and IUCrJ.

Verification Date:

 05.05.2015