The nearest found maser object is G73.246-21.642 (offset by 20.5" from input coordinates)
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display_aladin("323.2180805","21.5333315","G73.246-21.642","G73.246-21.642","21305+2118, IRAS 21305+2118, 425, IRAS 21305+2118, IRAS 21305+2118, IRAS21305+2118","0")