= Benzene = == Description == Benzene is a program for the efficient generation of all nonisomorphic fusenes and benzenoids with a given number of faces. Fusenes are planar polycyclic hydrocarbons with all bounded faces hexagons. Benzenoids are fusenes that are subgraphs of the hexagonal lattice. == License == Benzene is licensed under the GNU General Public License v3 ( June 2007 ) == SPKG Maintainers == Nico Van Cleemput (nico.vancleemput@gmail.com) == Upstream Contact == Benzene was written by Gunnar Brinkmann and Gilles Caporossi. This version was adapted by Gunnar Brinkmann and Nico Van Cleemput for Grinvin. http://www.grinvin.org/ == Dependencies == * None == Changelog == === benzene-20130630 Nico Van Cleemput (30th June 2013) === * First release put into Sage.