\begin{table}%ta4
\caption{\label{TabFitCN}CN (0--1) absorption line analysis products.}
%\centerline
{\small
\begin{tabular}{l  c  c  c  c }
\hline\hline
 \tablefootmark{a}     & $\upsilon_0$         & $\Delta \upsilon$    & $\tau_0$ & $N$(CN)        \\
Source      & (\kms) & (\kms) &        & ($10^{13}$ cm$^{-2}$) \\
\hline
{\bf G10.62-0.38} &  11.62  &$0.92 \pm 0.18$& $0.16 \pm 0.02$ &  $1.19  \pm 0.35$ \\
                  &  16.30  &$1.20 \pm 0.03$& $1.16 \pm 0.03$ &  $11.10 \pm 0.63$ \\
                  &  19.16  &$1.03 \pm 0.10$& $0.47 \pm 0.02$ &  $3.91  \pm 0.59$ \\
                  &  22.20  &$1.83 \pm 0.00$& $0.32 \pm 0.02$ &  $4.75  \pm 0.35$ \\
                  &  22.90  &$0.87 \pm 0.05$& $1.16 \pm 0.05$ &  $8.04  \pm 0.87$ \\
                  &  27.80  &$1.47 \pm 0.05$& $1.23 \pm 0.04$ & 1$4.34  \pm 1.05$ \\
                  &  29.10  &$0.78 \pm 0.07$& $0.99 \pm 0.07$ &  $6.20  \pm 0.92$ \\
                  &  30.20  &$1.10 \pm 0.05$& $1.39 \pm 0.06$ &  $12.28 \pm 1.05$ \\
                  &  31.80  &$2.10 \pm 0.28$& $0.38 \pm 0.02$ &  $6.43  \pm 1.12$ \\
                  &  34.00  &$1.22 \pm 0.28$& $0.19 \pm 0.02$ &  $1.88  \pm 0.63$ \\
                  &  35.35  &$0.68 \pm 0.07$& $0.44 \pm 0.03$ &  $2.38  \pm 0.38$ \\
                  &  36.61  &$1.40 \pm 0.13$& $0.50 \pm 0.02$ &  $5.56  \pm 0.77$ \\
                  &  38.80  &$1.63 \pm 0.10$& $0.66 \pm 0.02$ &  $8.65  \pm 0.84$ \\
                  &  40.75  &$1.35 \pm 0.03$& $1.70 \pm 0.05$ & 1$8.30  \pm 0.95$ \\
                  &  44.94  &$0.83 \pm 0.08$& $0.22 \pm 0.04$ &  $1.43  \pm 0.41$ \\
\\
{\bf G34.3+0.1}   &  27.00  &$0.68 \pm 0.12$& $0.86 \pm 0.17$ &  $1.79  \pm 0.66$ \\
\\
{\bf W49N}        &  33.30  &$1.83 \pm 0.12$& $0.13 \pm 0.01$ &  $1.82  \pm 0.22$ \\
                  &  38.40  &$1.77 \pm 0.08$& $0.23 \pm 0.01$ &  $3.02  \pm 0.27$ \\
                  &  39.60  &$0.85 \pm 0.02$& $1.18 \pm 0.03$ &  $7.43  \pm 0.29$ \\
                  &  59.20  &$1.98 \pm 0.08$& $0.27 \pm 0.01$ &  $3.98  \pm 0.34$ \\
                  &  62.40  &$1.62 \pm 0.07$& $0.32 \pm 0.01$ &  $3.77  \pm 0.31$ \\
\hline \noalign{\smallskip}
 \tablefootmark{b}     & $\upsilon_{\rm min}$ & $\upsilon_{\rm max}$ & $\int \tau {\rm d}\upsilon$   &  $N$(CN) \\
Source      & (\kms) & (\kms) & (\kms) & ($10^{13}$ cm$^{-2}$) \\
\hline
{\bf G10.62-0.38} & 13.6 & 15.2 &      $0.18 \pm  0.06$ &	   $0.85  \pm 0.29$ \\
                  & 24.0 & 26.0 &      $0.26 \pm  0.07$ &	   $1.29  \pm 0.34$ \\
                  & 46.0 & 47.0 & $<$0.04         & $<$0.21 \\
\\
{\bf G34.3+0.1}   &  9.0 & 10.1 &      $0.20 \pm$  0.13 &      $1.54  \pm 1.01$ \\
                  & 10.1 & 11.0 & $<$0.11         & $<$0.84 \\
                  & 11.0 & 13.0 &      $0.48 \pm  0.18$ &	   $3.63  \pm 0.14$ \\
                  & 13.3 & 14.7 &      $0.15 \pm  0.14$ &	   $1.12  \pm 1.05$ \\
                  & 46.0 & 50.0 & $<$0.19         & $<$1.46  \\
\\
{\bf W49N}        & 35.0 & 37.0 & $<$0.03         & $<$0.13 \\
                  & 41.0 & 47.0 & $<$0.05         & $<$0.22 \\
                  & 50.0 & 52.0 & $<$0.03         & $<$0.13 \\
                  & 52.5 & 55.5 &      $0.09 \pm  0.04$ &	   $0.41  \pm 0.17$ \\
                  & 55.5 & 57.9 &      $0.07 \pm  0.03$ &	   $0.32  \pm 0.14$ \\
                  & 60.3 & 61.3 &      $0.09 \pm  0.02$ &	   $0.41  \pm 0.10$ \\
\\
{\bf W51}         &  3.0 &  5.5 &      $0.13 \pm  0.08$ &	   $0.97  \pm 0.56$ \\
                  &  5.5 &  9.5 & $<$0.09         & $<$0.69 \\
                  & 11.0 & 14.0 & $<$0.08         & $<$0.59 \\
\hline
\end{tabular}}
\tablefoot{\tablefoottext{a}{Same as Table \ref{TabFitHCOp}.}
\tablefoottext{b}{Same as Table \ref{TabFitHCOp}.}}
\end{table}