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Fig. 16


Contours of N(CO), derived in this work, overlaid on the SFR map. The contours are spaced by 1.5 × 1017 cm-2. The red and blue contours correspond to the highest (1.2 × 1018 cm-2) and lowest (3 × 1017 cm-2) values of N(CO) (see also Fig. 12c).

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