Table 1: Transitions, frequencies, upper level energies ( $E_{\rm up}$) and Einstein A coefficients ( $A_{\rm ul}$) of the observed lines.
Molecule Transition Frequency $E_{\rm up}$ $A_{\rm ul}$
    (MHz) (K) (s-1)

CN
3, $\displaystyle 5\over \displaystyle 2$,3-2, $\displaystyle 3\over \displaystyle 2$, 3 34 0008.1 32.6 $6.2\times 10^{-5}$
CN 3, $\displaystyle 5\over \displaystyle 2$,2-2, $\displaystyle 3\over \displaystyle 2$, 2 34 0019.6 32.6 $9.3\times 10^{-5}$
CN 3, $\displaystyle 5\over \displaystyle 2$,4-2, $\displaystyle 3\over \displaystyle 2$, 3 34 0031.5 32.6 $3.9\times 10^{-4}$
CN 3, $\displaystyle 5\over \displaystyle 2$,2-2, $\displaystyle 3\over \displaystyle 2$, 1 34 0035.4a 32.6 $2.9\times 10^{-4}$
CN 3, $\displaystyle 7\over \displaystyle 2$,4-2, $\displaystyle 5\over \displaystyle 2$, 3 34 0247.8b 32.7 $3.8\times 10^{-4}$
CN 3, $\displaystyle 7\over \displaystyle 2$,3-2, $\displaystyle 5\over \displaystyle 2$, 2 34 0248.6 32.7 $3.7\times 10^{-4}$
CN 3, $\displaystyle 7\over \displaystyle 2$,3-2, $\displaystyle 5\over \displaystyle 2$, 3 34 0261.8 32.7 $4.5\times 10^{-5}$
NO $\displaystyle 7\over \displaystyle 2$, $\displaystyle 9\over \displaystyle 2$- $\displaystyle 5\over \displaystyle 2$, $\displaystyle 7\over \displaystyle 2$ 35 1043.5 36.1 $5.4\times 10^{-6}$
NO $\displaystyle 7\over \displaystyle 2$, $\displaystyle 7\over \displaystyle 2$- $\displaystyle 5\over \displaystyle 2$, $\displaystyle 5\over \displaystyle 2$ 35 1051.7c 36.1 $5.0\times 10^{-6}$
N2O 14-13 351667.8 126.6 $6.3\times 10^{-6}$
CO+ 3, $\displaystyle 5\over \displaystyle 2$-2, $\displaystyle 3\over \displaystyle 2$ 35 3741.3 33.9 $1.6\times 10^{-3}$
CO+ 3, $\displaystyle 7\over \displaystyle 2$-2, $\displaystyle 5\over \displaystyle 2$ 35 4014.2 34.0 $1.7\times 10^{-3}$
SO+ $ \displaystyle 15\over \displaystyle 2$- $\displaystyle 13\over \displaystyle 2$ 34 7740.0 70.1 $1.6\times 10^{-3}$
SH+ 1, $\displaystyle 3\over \displaystyle 2$-0, $\displaystyle 1\over \displaystyle 2$ 34 5929.8 16.6 $2.3\times 10^{-4}$
a Overlap with hyperfine transition F = 3-2. b Overlap with hyperfine
transition F = 5-4. c Overlap with hyperfine transition $ F = 5\over 2$-$ 3\over 2$.


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