\begin{table}%t1
\par
\caption{\label{IRAMdata}Summary of the observations.}
\small%\centerline
{
\begin{tabular}{@{\extracolsep{-5pt}}lllcc} 
\hline
\hline
\noalign{\smallskip}
Transition & Frequency &  Telescope  &  Beamsize   &  Targetted\\
                   &   (GHz)       &                        &                       &    clump         \\ 
\hline
\noalign{\smallskip}
DCN(2--1) & 144.8280015  &  IRAM 30~m   &  17$''$  &  1, 3  \\
%DCN(3$-$2)  & 217.2385378  &  CSO  & 33$''$ &  1  \\
DCN(3$-$2)  & 217.2385378  &  IRAM 30~m  & 11$''$ &  1, 3  \\
DCN(4$-$3)  & 289.6449170 & APEX & 21$''$ &  map  \\
DCN(5$-$4)  & 362.0457535 & APEX & 17$''$  &  1, 3  \\
DCO$^+$(2--1)  & 144.0772890  &  IRAM 30~m  & 17$''$  & 1, 3 \\
HDCO(2$_{11}$--1$_{10}$) & 134.2848300 &  IRAM 30~m  & 18$''$  & 3 \\
CH$_2$DOH(2--1) & 89.3 (band) & IRAM 30~m & 28$''$ & 1, 3\\
HDO(2$_{1,1}$--2$_{1,2}$) & 241.5615500$^1$  &  IRAM 30~m & 10$''$ & 3\\
C$_2$D(2--1) & 144.3 (band) &  IRAM 30~m & 17$''$ & 3\\
DNC(2--1) & 152.609774 & IRAM 30~m & 16$''$ & 3 \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
H$^{13}$CN(1--0) & 86.3399215 &  IRAM 30~m  &  28$''$& 1, 3 \\
H$^{13}$CN(3$-$2) & 259.0117978  & IRAM 30~m &   9.5$''$ & 1, 3  \\
H$^{13}$CN(4$-$3) & 345.3397694  & APEX &  18$''$ &    map  \\
H$^{13}$CO$^+$(1--0) &  86.7542884 &  IRAM 30~m & 28$''$ & 1, 3\\
HCO$^+$(1--0) & 89.1884957  & IRAM 30~m & 28$''$ & 1, 3 \\
H$_2^{13}$CO(2$_{11}$--1$_{10}$) & 146.6356717 & IRAM 30~m & 17$''$  & 3 \\
C$^{17}$O(1--0) & 112.36 & IRAM 30~m & 22$''$ &  3 \\
C$^{17}$O(2--1) & 224.71 & IRAM 30~m  & 11$''$  &  3 \\
CH$_3$OH(5$-$4)$^2$ & 241.8 (band) &  IRAM 30~m & 10$''$ & map \\
CH$_3$OH(6--5) & 290.1 (band)  &  APEX & 21$''$ & 1, 3 \\
CH$_3$OH(1$_{1}$--1$_{0}$ A) & 303.367 & APEX & 21$''$ & 1, 3 \\
HNC(4$-$3) & 362.63 & APEX & 17$''$ & 1, 3 \\  
 \hline 
\end{tabular}}
\smallskip
$^1$ JPL database.\\
$^2$ HERA observations (see Leurini et~al. (submitted) for more detail). 
\end{table}