# CTAN Update: chemnum

CTAN Announcements ctan-ann at dante.de
Mon Apr 23 16:28:26 CEST 2012

```On Sun, 22 Apr 2012, Clemens Niederberger submitted an update to the

chemnum

package.

Summary description: a comprehensive approach for the numbering of chemical compounds

Announcement text:
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- new option "ref-pos" that allows to specify how \psfrag places the label created with \cmpdref
- the order of the optional arguments of \cmpdref has changed!
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This package is located at
http://mirror.ctan.org/macros/latex/contrib/chemnum
http://www.ctan.org/pkg/chemnum
(if the package is new it may take a day for that information to
appear).  We are supported by the TeX Users Group http://www.tug.org .
Please join a users group; see http://www.tug.org/usergroups.html .

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