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Fig. 1.
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10 × 10 arcmin2Spitzer 8.0 μm image toward Sapaki (former WR67a). The yellow circle is centered on the star and to the same angular diameter shown in Fig. 3 (θ = 76″). The position corresponding to the coordinates of the H II region G321.1-0.55 (Caswell & Haynes 1987) is indicated by the cyan dot.
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