% Created 2016-12-07 Wed 12:24
% Intended LaTeX compiler: pdflatex
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\usepackage{longtable}
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\usepackage{hyperref}
\author{Nicolas Goaziou}
\date{\today}
\title{}
\hypersetup{
 pdfauthor={Nicolas Goaziou},
 pdftitle={},
 pdfkeywords={},
 pdfsubject={},
 pdfcreator={Emacs 25.1.1 (Org mode 9.0.1)}, 
 pdflang={English}}
\begin{document}

\tableofcontents

\begin{enumerate}
\item level 1.1
\begin{enumerate}
\item level 2.1
\begin{enumerate}
\item level 3.1
\begin{enumerate}
\item level 4.1
\begin{enumerate}
\item level 5.1 (works if this level is deleted)
\item level 5.2 (works if this level is deleted)
\end{enumerate}
\item level 4.2
\end{enumerate}
\item level 3.2
\end{enumerate}
\item level 2.2
\end{enumerate}
\item level 1.2
\end{enumerate}
\end{document}