%%
%% The LaTeX Companion, 3ed
%%
%% Example 8-3-16 on page I-612 in "Special-purpose languages".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{231.0pt}
%StartShownPreambleCommands
\usepackage{bxeepic,hetarom}
%StopShownPreambleCommands

\begin{document}
\decaheterov[af]{4==O}
  {1==CH$_3$;6==H$_3$C;9A==H;%
   {{10}A}==\lmoiety{HOCH$_2$}}
\hspace*{-15mm}
\nonaheterov[bjge]{1==S;2==N}{3==Cl}
\end{document}
