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Table A.1
Observed molecular transitions.
| Transition | Frequency | Beam | Telescope | Instrument |
| GHz | arcsec | |||
|
|
||||
| H2O(111−000)a | 1113.343 | 19 | Herschel | HIFI |
| HCO+(1−0) | 89.189 | 24–38 | 30 m/Mopra | EMIR/MOPS |
| H13CO+(1−0) | 86.754 | 25–39 | 30 m/Mopra | EMIR/MOPS |
| HNC(1−0) | 90.664 | 24–38 | 30 m/Mopra | EMIR/MOPS |
| HN13C(1−0) | 87.091 | 25–39 | 30 m/Mopra | EMIR/MOPS |
| CO(3−2) | 345.796 | 18 | APEX | FLASH |
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