The nearest found maser object is G342.485+0.183 (offset by 2.9" from input coordinates)
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display_aladin("253.7595830","-43.2166940","G342.485+0.183","G342.485+0.183","16515-4308, 342.484+0.183, G342.484+0.183, 342.484+0.183, G342.484+0.183, G342.48+0.18","0")