The nearest found maser object is G100.534+2.000 (offset by 1.8" from input coordinates)
Mean object RA, Dec: 21 54 14 +56 57 23 (328.5620830 56.9563890)
Mean object l, b: 100.5336 1.9998
ALMA archive search: Go search (r = 60")

Maser object G100.534+2.000

Other names: 21525+5643, 2154144+565726, IRAS 21525+5643.

Detected/non-detected masers in the object: -H2O -CH3OH I -OH

display_aladin("328.5620830","56.9563890","G100.534+2.000","G100.534+2.000","21525+5643, 2154144+565726, IRAS 21525+5643","0")