\begin{Verbatim}[commandchars=\\\{\}]
\PYG{p}{(}\PYG{n+nb}{cons}\PYG{+w}{ }\PYG{l+m+mi}{1}\PYG{+w}{ }\PYG{o}{\PYGZsq{}}\PYG{p}{(}\PYG{l+m+mi}{2}\PYG{+w}{ }\PYG{l+m+mi}{3}\PYG{p}{))}
\end{Verbatim}