SMILES: C1=C(NC(=C1)C=O)CO
Description: The molecule is a pyrrole having formyl and hydroxymethyl substituents at positions 2 and 5 respectively; useful as indicator of advanced stages of the Maillard reaction, which produces advanced glycation end-products (AGEs). It has a role as a hapten. It is a member of pyrroles, an aldehyde and an aromatic primary alcohol.