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Fig. 1


SPIRE spectra of Arp 299 A (blue), B (green) and C (red). Source A is offset by 25 Jy, while Source B is offset by 15 Jy. Each bright line is identified, CO lines in black, atomic lines in magenta, and H2O lines in cyan. The atomic lines and H2O transitions will be discussed in a different paper.

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