Phthalic acid COMPOUNDDESCRIPTIONno description SMILES: C1=CC(=C(C=C1)C(=O)[O-])C(=O)[O-] SMILES: C1=CC(=C(C=C1)C(=O)O)C(=O)O Your Options: Update the Compound: POST with (required) compoundName and (optional) compoundDescription. Delete the Compound: DELETE.