N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamide, 5-(2'-Hydroxy-3'-naphthoyl-amino)benzimidazol-2-one, 3-hydroxy-N-(2-keto-1,3-dihydrobenzimidazol-5-yl)-2-naphthamide, 5-(3-Hydroxy-2-naphthoylamino)-2,3-dihydro-1H-benzimidazol-2-one, 5-(2'-hydroxy-3'-naphtoylamino)-benzimidazolone-(2), 3-hydroxy-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)naphthalene-2-carboxamide, 3-hydroxy-naphthalene-2-carboxylic acid 2-oxo-2,3-dihydro-1H-benzoimidazol-5-ylamide, 5-(2'-hydroxy-3'-naphthoylamino)-benzimidazolone, 3-Hydroxy-N-(2-oxo-2,3-dihydro-1H-benzo[d]iMidazol-5-yl)-2-naphthaMide, 5-(2-Hydroxy-3-naphthoylamino)-1H-benzimidazol-2(3H)-one, N-(2,3-Dihydro-2-oxo-1H-benzimidazole-5-yl)-3-hydroxy-2-naphthamide