The nearest found maser object is G20.208-0.256 (offset by 3.8" from input coordinates)
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display_aladin("277.2111305","-11.4233865","G20.208-0.256","G20.208-0.256","18260-1127, G20.207-0.254-1612A, G20.207-0.254-1612B","0")