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Fig. 9

image

Integrated intensity line ratios of HCN over HCO+, HNCO, CS and CCH in the central ~500 pc of NGC 1097. Position of peak of molecular emission is marked with a cross. The 3σ contour of HNCO emission, delineating the circumnuclear disk around the AGN, is overlaid as a reference. Synthesized beam size is represented in the bottom left box.

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