Investigating the chemical link between H2CO and CH3OH within the central molecular zone of NGC 253

Open Access

Fig. A.1.

The GMC 6 spectra of CH₃OH transitions investigated in this work. The solid gray lines represent the systemic velocity of NGC 253 (258 km s⁻¹), and the dashed gray lines denote the velocity offsets from Table A.1 for each of the blending groups.

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