2-Pyrone-4,6-dicarboxylate COMPOUNDDESCRIPTIONEawag BBD compound c1429 SMILES: C1=C(C(=O)[O-])OC(=O)C=C1C(=O)[O-] Your Options: Update the Compound: POST with (required) compoundName and (optional) compoundDescription. Delete the Compound: DELETE.