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Fig. 1

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Summary of the frequency coverage of the line survey between 202 GHz and 242 GHz. The central frequency of each band is indicated. The pair of lower (LSB) and upper (USB) sidebands in the observations are indicated by shading the same grey scale. The gap between observed bands is 16 MHz but for the two frequencies shown in the center of the graphic (at 212.016 and 231.936 GHz) where the coverage gap width is 96 MHz.

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