<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 8-2-27 on page 533.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{207.83385pt}
\AtBeginDocument{\setlength\unitlength{0.09pt}}
%% Small unitlength may result in diagonal connections to vanish unless
%% a package like epic, eepic, or pict2e is being used that supports small lines
%%
\usepackage{pict2e}

\StartShownPreambleCommands
\usepackage{aliphat}
\StopShownPreambleCommands
\begin{document}
\setlength\unitlength{0.1pt}
\tetrastereo{1==F;%
   2==Cl;3==H;4==Br}
\dtetrastereo{1==F;%
   2==Cl;3==H;4==Br}
\ethanestereo{1==C;2==C}
  {1==F;2==Cl;3==H;4==Br;%
   5==Ph;6==H}
\end{document}
</pre></body></html>