Other stations IDs
Station other IDs: 201(NILUDB)
Station other IDs: <ID 1>(<database acronym 1>) <ID 2>(<database acronym 2>) ...
This line contains a space separated list of IDs the station has with
other networks or databases. The ID is immediately followed by the
acronym of the issuing network or database in parenthesis. If the
station doesn't have any other IDs, this line may be left out.