/usr/share/doc/easychem/copyright is in easychem 0.6-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | This package was debianized by Christopher Peterman (Chris) <kyral@ubuntu.com> on
Sat, 12 Nov 2005 16:04:32 -0500.
It was downloaded from:
  http://easychem.sourceforge.net
Upstream Author:
  Francois-Xavier Coudert <courdert@users.sourceforge.net>
Copyright:
  Copyright (C) 2003, 2004, 2005 Francois-Xavier Coudert
  <courdert@users.sourceforge.net>
License: GNU General Public License version 2
   This package is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.
   This package is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   You should have received a copy of the GNU General Public License
   along with this package; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
On Debian systems, the GNU General Public License version 2 is available as
the file `/usr/share/common-licenses/GPL-2'.
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