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Fig. 7

image

Abundances of cyanopolynes in different sources: IRAS 16293 outer envelope (IT20) and inner region (Iin; this work), cold clouds (CC; Winstanley & Nejad 1996; Miettinen 2014), comet Hale-Bopp at 1 AU assuming H2O/H2 = 5 × 10-5 (Comets; Bockelé- Morvan et al. 2000), first hydrostatic core sources (FHSC; Cordiner et al. 2012), warm carbon-chain chemistry sources (WCCC; Sakai et al. 2008, 2004), massive hot cores (HC; Schöier et al. 2002; Esplugues et al. 2013), outflow sources (OF; Bachiller & Pérez Gutiérrez 1997; Schöier et al. 2002, Galactic Centre clouds (GCC; Marr et al. 1993; Aladro et al. 2011), and external galaxies (EG; Aladro et al. 2011).

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