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Fig. 2


Bottom: (M) Merlin 6.7 GHz maser spectrum scaled down by a factor of 5 (Vlemmings et al. 2010). Middle: (E) Our 6.7 GHz total maser spectrum (black line) and individual spectra of maser clumps, from East (a) to West (h) as measured by the EVN. Top: (V) A representative 12.2 GHz maser spectra measured with the VLBA scaled up by factor of 5.

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