SMILES: C1=CC(=C(C=C1C=O)O)C(=O)O
Description: The molecule is a hydroxybenzoic acid that is salicylic acid in which the hydrogen at position 4 is substituted by a formyl group. It is a member of phenols, an aldehyde and a monohydroxybenzoic acid. It derives from a salicylic acid.