\begin{table}%t3
      \caption{\label{tab:intensities}Velocity-integrated intensities$^{a}$.}
         \small	      
     	%\centerline
{
         \begin{tabular}{lcc}
            \hline\hline
                        Molecule & Transition & Intensity \\
	             &  $J$/$N_J$ &  [K \kms] \\
                        \hline
            	    CN  & $2_{5/2}{-}1_{3/2}$ & ~11.7~$\pm$~1.4 \\
            %\noalign{\smallskip}	    
	    CN  & $3_{5/2}{-}2_{5/2}$ & ~~~1.6~$\pm$~0.3 \\
            %\noalign{\smallskip}	    
	    HCN & $4{-}3$ & ~13.9~$\pm$~1.6 \\
            %\noalign{\smallskip}	    
	    HNC & $4{-}3$ & ~~~2.7~$\pm$~0.3 \\
            %\noalign{\smallskip}	    
	    HCO$^+$ & $4{-}3$ & ~~~3.8~$\pm$~0.5 \\
            %\noalign{\smallskip}
            \hline
         \end{tabular}}
\smallskip
${^{a}}$ Total velocity integrated temperature 
        considering all the components of each spectral line. The values correspond
        to the main-beam brightness intensity, $I_{\rm mb}=\int{T_A^*/\eta_{\rm mb}\delta v}$, in [K \kms].
\end{table}