FWIW the database has 20 cross-ids, and none match. So either the author of the primary article came up with a new name or it is a typo. And maybe should be added to the database(?) I do not know.
As you can tell the "taxonomy" of extragalactic objects is confusing at first glance. I'm a biologist so I'm used to this kind of taxonomic tangle. We call each one of multiple different biological binomials for the same thing, 'nomen confusum'. For a good reason.