ИНФОРМАТИКА / Документ TeX 9

\documentclass[a4paper]{book}
\usepackage[cp1251]{inputenc}
\usepackage[russian]{babel}
\usepackage{amsmath}
\usepackage{graphicx}
\usepackage{aliphat,carom,lowcycle,hetarom,hetaromh,ccycle,hcycle}
\begin{document}
a) \\
\raisebox{-37\unitlenght}{\bzdrh[c]{1==CH$_3$; 3==CH$_3$}} 
$\stackrel{O_3}{\longrightarrow}$
2 \hspace{0.5cm}\raisebox{-27\unitlenght} {\tetrahedral{0==C;2==CH$_3$;3D==O;4==CHO}}
\hspace{0.5cm}+CHO--CHO}

б)

\raisebox{-27\unitlenght}
\rtrigonal{0==H$_2$C;2==CH$_2$--CH$_2$Br} + 2 Na $\to$
\raisebox{-370\unitlength}{\fiveheteroh{1==H$_2$C;2==CH$_2$;3==CH$_2$;4==CH$_2$;5==CH$_2$}}
\phantom{H} + 2 NaBr
\end{document}
c)

\hspace{-200\unitlength} \raisebox{-270\unitlength}{\tetrahedral{0==\lmoiety{CH$_2$};3==Cl;4==COOH}}
\phantom{OOH} + \raisebox{-270\unitlength}{\rtrigonal{0==N;1==H;2==H;3==H}} $\to$
\begin{tabular}[t]{c}
\hspace{-200\unitlength} \raisebox{-270\unitlength}{\tetrahedral{0==\lmoiety{CH$_2$};3==Cl;4==COOH}} 
\\аминоуксусная кислота\\
  
\end{tabular}
\phantom{OOH} + HCl