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Fig. 3.


Spatial distribution of the 20 NESTs identified in this study. The barycenter of each NEST is indicated by a colored plus mark and all the members are colored the same way. Star not pertaining to any NEST are shown as black dots. The MST defined by the NEST is shown with solid gray lines. NEST are numbered based on their increasing right ascension order (see Table 1). The Planck dust emission (217 GHz) is mapped as the background.

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