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Fig. 1


continued. The red plus signs near G13.22−SMM 5 indicate the positions of the 6.7 GHz Class II methanol masers from Szymczak et al. (2000; upper; see also Deharveng et al. 2010) and Pandian et al. (2008; lower). In the G13.22SMM 32 panel, the white plus sign marks the position of the compact H ii region from Wink et al. (1982), as observed at 4.9 GHz.

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