3-(3-Hydroxyanthraniloyl)-L-alanine 3-Hydroxy-L-kynurenine 606-14-4 ALANINE, 3-(3-HYDROXYANTHRANILOYL)-, L- Benzenebutanoic acid, alpha,2-diamino-3-hydroxy-gamma-oxo-, (S)- (9CI) L-3-Hydroxykynurenine