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Fig. 1


Spatial distribution of CH3 CH2CN in Orion KL. The data are from ALMA SV observations. The yellowellipse at the top left corner of the maps represents the synthetic beam. For a brief description of the marked positions in the first left panel, see, e.g., Cernicharo et al. (2016). The three main emission peaks of CH3 CH2CN are indicated in the middle top panel.

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