SMILES: C1=CC=C(C=C1)C(=O)N[C@@H](CC2=CC=C(C=C2)O)C(=O)NC3=CC=C(C=C3)C(=O)O
Description: The molecule is the dipeptide obtained by condensation of N-benzoyl-L-tyrosine with 4-aminobenzoic acid. Used as a noninvasive screening test for exocrine pancreatic insufficiency and to monitor the adequacy of supplemental pancreatic therapy, it is given by mouth: the amount of 4-aminobenzoic acid and its metabolites excreted in the urine is taken as a measure of the chymotrypsin-secreting activity of the pancreas. It has a role as a diagnostic agent, an indicator and a reagent.