Package: Chemtool
In Debian: yes
Web: http://www.uni-ulm.de/~s_tvolk/chemtool.html
Description
Chemtool's goal is to facilitate the conventional representation of chemical molecules. It can export xfig, eps or xpm formats.
French presentation: http://logiciels-libres-cndp.ac-versailles.fr/article.php3?id_article=45