The molecule is a synthetic phenylalanine derivative consisting of a 1:1 diatereoisomeric mixture of ochratoxin A and its isochromenyl C-3 epimer. It has a role as a hapten. It is a diastereoisomeric mixture, a N-acyl-L-phenylalanine, a member of isochromanes, a monocarboxylic acid amide, a (S)-(+)-allantoin and a phenylalanine derivative. It contains an ochratoxin A.
(2S)-2-[(5-chloro-8-hydroxy-3-methyl-1-oxo-3,4-dihydroisochromene-7-carbonyl)amino]-3-phenylpropanoic acid