SMILES: C1=CC=C2C(=C1)C=CC(O2)(C(=O)O)O
Description: The molecule is a chromenemonocarboxylic acid that consists of chromene bearing carboxy and hydroxy substituents at the 2-position. It is a chromenol and a chromenemonocarboxylic acid. It is a conjugate acid of a 2-hydroxychromene-2-carboxylate.