o-(p-hydroxybenzoyl)benzoicacid, 2-(4-hydroxybenzoyI)benzoic acid, 2-(4-hydroxy-benzoyl)-benzoic acid, 2-(4-Hydroxy-benzoyl)-benzoesaeure, 4'-Oxy-benzophenon-carbonsaeure-(2), 2-(4-hydroxybenzoyl)-benzoicaci, Benzoic acid, 2-(4-hydroxybenzoyl)-, phthaleinacid, Hibenzate, o-(p-hydroxybenzoyl)-benzoicaci, 2-(2-METHYLPHENYL)-ISONICOTINIC ACID