1 ch4b_methyl_acetate.chem:
5 # Example file for `chem':
7 # This originates from Computing Science Technical Report No. 122
8 # CHEM - A Program for Typesetting Chemical Diagrams: User Manual
9 # by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
10 # <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
12 # Copyright (C) 2006, 2009 Free Software Foundation, Inc.
14 # Last update: 5 Jan 2009
16 # This file is part of `chem', which is part of `groff'.
18 # `groff' is free software; you can redistribute it and/or modify it
19 # under the terms of the GNU General Public License as published by
20 # the Free Software Foundation, either version 3 of the License, or
21 # (at your option) any later version.
23 # `groff' is distributed in the hope that it will be useful, but
24 # WITHOUT ANY WARRANTY; without even the implied warranty of
25 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 # General Public License for more details.
28 # You should have received a copy of the GNU General Public License
29 # along with this program. If not, see <http://www.gnu.org/licenses/>.
31 ########################################################################
33 CH3 # the 3 is automatically turned into a subscript
34 bond # the implicit direction is right
35 # implicit connection is to right side of CH3
37 double bond 30 # by default, from the substituent C
39 bond 120 from C # must be "from C"; otherwise would leave from O
44 ########################################################################