The nearest found maser object is G12.418+0.505 (offset by 2.3" from input coordinates)
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display_aladin("272.7122920","-17.9308325","G12.418+0.505","G12.418+0.505","01242+0050, 18079-1756, 2654, D7, DR 21 S, G012.419+00.506, G12.42+0.50, IRAS 18079-1756, G12.4193+0.5027, G12.42+0.50, G12.42+0.50(BGPS1710), RAFGL 5449","0")