27455-38-5 5-18-08-00317 (Beilstein Handbook Reference) BENZOIC ACID, p-(6-CHLORO-4-OXO-4H-1-BENZOPYRAN-2-CARBOXAMIDO)- BRN 1399762 p-(6-Chloro-4-oxo-4H-1-benzopyran-2-carboxamido)benzoic acid