The nearest found maser object is G20.170+0.541 (offset by 2.9" from input coordinates)
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display_aladin("276.4746795","-11.0861400","G20.170+0.541","G20.170+0.541","18231-1106, G20.170+0.541-1612, G20.170+0.541-1612A, G20.170+0.541-1612B","0")