\providecommand{\molref}[2]{\hyperref[#1]{\ce{#2}}}
\begin{table*}
\centering
\caption{List of detected interstellar molecules, categorized by number of atoms or molecular family, and vertically ordered by detection year.  Column headers and molecule formulas are in-document hyperlinks in most PDF viewers.}
\begin{tabular*}{\textwidth}{@{\extracolsep{\fill}} l l @{}}
\hline\hline
\hyperref[pahs]{PAHs} & \hyperref[fullerenes]{Fullerenes} \\
\hline
\molref{mol:1-C10H7CN}{1-C10H7CN}	&	\molref{mol:C60}{C60}\\
\molref{mol:2-C10H7CN}{2-C10H7CN}	&	\molref{mol:C70}{C70}\\
\molref{mol:C9H8}{C9H8}	&	\molref{mol:C60+}{C60+}\\
\molref{mol:2-C9H7CN}{2-C9H7CN}	&	\\
\molref{mol:1-C12H7CN}{1-C12H7CN}	&	\\
\molref{mol:1-C16H9CN}{1-C16H9CN}	&	\\
\molref{mol:2-C16H9CN}{2-C16H9CN}	&	\\
\molref{mol:4-C16H9CN}{4-C16H9CN}	&	\\
\molref{mol:5-C12H7CN}{5-C12H7CN}	&	\\
\molref{mol:C24H11CN}{C24H11CN}	&	\\
\hline
\end{tabular*}
\label{ism_molecules_4}
\end{table*}\endinput