SMILES: C1=CC(=C(C(=C1)C(=O)O)O)C(=O)O
Description: The molecule is a benzenedicarboxylic acid that is isophthalic acid in which the hydrogen at position 2 is substituted by a hydroxy group. It is a hydroxybenzoic acid, a member of phenols and a benzenedicarboxylic acid. It derives from an isophthalic acid.