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Table 9
Abundance estimator.
| Source | All | Carbon | S-bearing | Saturated |
| species | chains | species | species | |
|
|
||||
| FG0.89SW | 0 | 0 | 0 | 0 |
| LMC N113 | –1.3( 0.4) [ 9] | –1.2( 0.1) [ 2] | – [ 1] | – [ 1] |
| Diffuse clouds | –0.5( 0.3) [ 9] | – [ 1] | – [ 1] | – [ 0] |
| FG0.89NE | –0.4( 0.2) [ 6] | – [ 1] | – [ 0] | – [ 0] |
| NGC 253 | –0.1( 0.4) [19] | –0.3( 0.4) [ 2] | 0.0( 0.1) [ 4] | – [ 1] |
| NGC 4945 | 0.1( 0.4) [11] | 0.3( 0.0) [ 2] | – [ 1] | – [ 1] |
| Transl. clouds | 0.5( 0.7) [22] | 0.8( 0.5) [ 5] | 1.1( 0.2) [ 4] | – [ 1] |
| TMC1 | 0.4( 0.6) [19] | 0.6( 0.3) [ 4] | 1.0( 0.4) [ 3] | – [ 1] |
| Sgr B2N | 0.5( 1.1) [13] | –0.5( 1.4) [ 2] | 1.4( 0.2) [ 3] | 1.8( 0.4) [ 2] |
Notes. The abundance estimators were calculated according to Eq. (5). The dispersion is given in parenthesis and the number of molecules detected in common between FG0.89SW and other sources for each sample is given within brackets.
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