The nearest found maser object is G9.877-0.128 (offset by 0.8" from input coordinates)
Mean object RA, Dec: 18 07 59 -20 27 34 (271.9961170 -20.4595250)
Mean object l, b: 9.8772 -0.1279
ALMA archive search: Go search (r = 60")

Maser object G9.877-0.128

Other names: OH009.877-00.128, OH009.878-00.128, OH 9.878-0.127, OH9.9-0.1.

Detected/non-detected masers in the object: +OH

display_aladin("271.9961170","-20.4595250","G9.877-0.128","G9.877-0.128","OH009.877-00.128, OH009.878-00.128, OH 9.878-0.127, OH9.9-0.1","0")