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Table 6

Column densities (in cm−2) for each molecule of interest in our observations and for each model, calculated using our radiative transfer model.

Molecule Observations Model 1 Model 2 Model 3 Model 4 Model 5 Model 6 Model 7
CH3CN 2.2 × 1018 4.4 × 1016 4.4 × 1016 1.2 × 1016 5.5 × 1015 4.2 × 1016 2.2 × 1016 1.9 × 1015
CH3NC 1.0 × 1016 2.3 × 1015 2.4 × 1015 5.0 × 1015 2.5 × 1015 6.3 × 1014 1.1 × 1014 1.3 × 1015
C2H5CN 6.2 × 1018 1.1 × 1017 1.1 × 1017 6.8 × 1015 1.1 × 1015 1.4 × 1017 6.0 × 1015 3.3 × 1011
C2H5NC <1.5 × 1015 1.9 × 1015 1.9 × 1015 1.5 × 1012 9.8 × 1010 1.1 × 1011 2.2 × 1011 7.9 × 104
C2H3CN 4.2 × 1017 4.8 × 1014 4.8 × 1014 7.5 × 1012 6.0 × 1012 4.7 × 1014 2.2 × 1013 4.1 × 1010
C2H3NC <3.0 × 1015 3.5 × 1010 3.5 × 1010 9.8 × 108 2.8 × 108 1.0 × 109 6.0 × 108 6.3 × 104
HC3N 3.5 × 1017 5.0 × 1016 5.0 × 1016 1.2 × 1015 5.7 × 1014 6.5 × 1015 6.6 × 1014 6.0 × 1014
HCCNC 5.1 × 1014 1.7 × 1015 1.7 × 1015 1.5 × 1014 4.0 × 1015 5.6 × 1014 1.9 × 1014 4.9 × 1015
HNCCC <6.6 × 1015 3.3 × 1012 3.3 × 1015 7.2 × 1010 1.1 × 1010 1.9 × 1011 9.7 × 1010 9.4 × 109
HC3NH+ <5.8 × 1014 6.3 × 1012 6.3 × 1015 2.2 × 1011 2.4 × 1011 2.5 × 1013 4.3 × 1011 8.5 × 1012

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