The nearest found maser object is G11.918-0.613 (offset by 0.6" from input coordinates)
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display_aladin("273.4921250","-18.9051670","G11.918-0.613","G11.918-0.613","G011.92-0.61, G11.92-0.61, G11.94-0.62B, G11.9176-0.6132","0")