\begin{table*}%t2
\caption{Rotational $J',K' \leftarrow J'',K''$ transitions
(MHz) of CH$_3$CCCCH with the corresponding observed-calculated
(o-c) differences (kHz).}\label{freq-mediacet}
%\centering
\includegraphics[width=10cm]{t2.eps}
\end{table*}