4 # Example file for `chem':
5 # LSD or Lysergic acid dethylamide or C20_H25_N3O or
6 # 9,10-Didehydro-N,N-diethyl-6-methyl-ergoline-8-beta-carboxamide
8 # Source file position: <groff-source>/contrib/chem/example/lsd.p
9 # Installed position: <prefix>/share/doc/groff/example/chem/lsd.p
11 # Copyright (C) 2006-2014 Free Software Foundation, Inc.
12 # Written by Bernd Warken <groff-bernd.warken-72@web.de>.
14 # This file is part of `chem', which is part of `groff'.
16 # `groff' is free software; you can redistribute it and/or modify it
17 # under the terms of the GNU General Public License (GPL) version 2 as
18 # published by the Free Software Foundation.
20 # `groff' is distributed in the hope that it will be useful, but
21 # WITHOUT ANY WARRANTY; without even the implied warranty of
22 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23 # General Public License for more details.
25 # You should have received a copy of the GNU General Public License
26 # along with this program. If not, see <http://www.gnu.org/licenses/>.
28 F: flatring5 pointing left put N at 5 double 3,4
30 B: benzene pointing right with .V1 at F.V2
31 R1: ring pointing right with .V4 at B.V6
32 front bond right from R1.V6 ; H
33 R2: ring pointing right with .V2 at R1.V6 put N at 1 double 3,4
35 back bond -60 from R2.V5 ; H
37 B1: double bond up ; O
38 bond right from B1.start ; N