4-Oxo-4H-1-benzopyran-2-carboxylic acid4940-39-0100 % similar 6-Chloro-4-oxo-4H-1-benzopyran-2-carboxylic acid5006-45-165 % similar 6-Fluoro-4-oxo-4H-1-benzopyran-2-carboxylic acid99199-59-465 % similar Cromolyn16110-51-350 % similar Kynurenic acid492-27-348 % similar 3′,4′-Dihydroxyflavone4143-64-044 % similar Coumarin-3-carboxylic acid531-81-744 % similar 2,5-Furandicarboxylic acid3238-40-244 % similar 1,4-Naphthalenedicarboxylic acid605-70-942 % similar Phthalic acid88-99-341 % similar 9-Anthracenecarboxylic acid723-62-641 % similar 5-Nitrobenzofuran-2-carboxylic acid10242-12-340 % similar Chromone491-38-339 % similar 4-Hydroxycoumarin1076-38-639 % similar 3′,4′-Dimethoxyflavone4143-62-839 % similar 2-Anthraquinonecarboxylic acid117-78-238 % similar Ammonium phthalate523-24-038 % similar 5-Bromo-2-furancarboxylic acid585-70-638 % similar Nedocromil69049-73-637 % similar Pirenoxine1043-21-637 % similar