4-(Hexadecylamino)benzoic acid 4-(n-Hexadecylamino)benzoic acid 55986-43-1 64059-66-1 BRN 2748166 Benzoic acid, 4-(hexadecylamino)- Benzoic acid, 4-(hexadecylamino)-, monosodium salt Cetaben Cetabeno [INN-Spanish] Cetabenum [INN-Latin]